| 2023-04-04 | Which of the following oxides is most acidic?
P
(1) \( \mathrm{As}_... | 4:00 | 4 | |
|
| 2023-04-04 | \( \mathrm{SbCl}_{3} \) and \( \mathrm{BiCl}_{3} \) on hydrolysis g... | 6:37 | 7 | |
|
| 2023-04-04 | \( \mathrm{PCl}_{3} \) reacts with water to form
(1) \( \mathrm{PH}... | 2:11 | 1 | |
|
| 2023-04-04 | Red and yellow phosphorous are
P
(1) Allotropes
(2) Isobars
W
(3) I... | 4:48 | 2 | |
|
| 2023-04-04 | Nitrogen forms \( \mathrm{N}_{2} \) but phosphorous do not forms
P ... | 3:06 | 9 | |
|
| 2023-04-04 | Which of the following elements can be involved in
P \( \mathrm{p} ... | 3:38 | 4 | |
|
| 2023-04-04 | Tribasic acid is
P
(1) \( \mathrm{H}_{3} \mathrm{PO}_{4} \)
(2) \( ... | 4:17 | 2 | |
|
| 2023-04-04 | The increasing order of boiling point of hydrides of
P group 15 ele... | 4:36 | 1 | |
|
| 2023-04-04 | The group reagent of group IV cation is-
P
(1) \( \mathrm{H}_{2} \m... | 2:08 | 1 | |
|
| 2023-04-04 | Pearl white is
P
(1) \( \mathrm{AsOCl} \)
(2) \( \mathrm{SbOCl} \)
... | 1:35 | 1 | |
|
| 2023-04-04 | White phosphorous reacts with caustic soda. The
P product is \( \ma... | 5:09 | 8 | |
|
| 2023-04-04 | Which of the following element does not form
\( \mathrm{P} \) diato... | 5:07 | 0 | |
|
| 2023-04-04 | Which of the following oxy acid of \( \mathrm{P} \) is expected to
... | 6:36 | 3 | |
|
| 2023-04-04 | \( \mathrm{Na}_{2} \mathrm{~S}_{2} \mathrm{O}_{3}+\mathrm{HgCl}_{2}... | 3:41 | 0 | |
|
| 2023-04-04 | Which of the following is a tetrabasic acid
\( \mathrm{P} \)
(1) Or... | 5:05 | 1 | |
|
| 2023-04-04 | Dissociation of \( \mathrm{H}_{3} \mathrm{PO}_{4} \) occurs in the ... | 1:53 | 2 | |
|
| 2023-04-04 | The number of molecules of water needed to
P convert one molecule o... | 1:37 | 0 | |
|
| 2023-04-04 | Which one is amphoteric?
(1) \( \mathrm{P}_{2} \mathrm{O}_{5} \)
(2... | 2:20 | 1 | |
|
| 2023-04-04 | Oxidation state of +1 for phosphorous is found in
(1) \( \mathrm{H}... | 2:39 | 0 | |
|
| 2023-04-04 | In \( \mathrm{P}_{4} \mathrm{O}_{6} \) the number of oxygen atoms b... | 1:25 | 1 | |
|
| 2023-04-04 | Which reacts rapidly with oxygen in the air at
P ordinary temperatu... | 1:17 | 0 | |
|
| 2023-04-04 | Which of the following properties of white
P phosphorous are shared... | 5:53 | 1 | |
|
| 2023-04-04 | Metaphosphoric acid has the formula
P
(1) \( \mathrm{H}_{3} \mathrm... | 2:32 | 7 | |
|
| 2023-04-04 | White phosphorous when boiled with strong
P solution of caustic sod... | 1:56 | 2 | |
|
| 2023-04-04 | What is the hybridization of phosphorous in \( \mathrm{PCl}_{5} \) ... | 1:48 | 1 | |
|
| 2023-04-04 | The decomposition temperature is the highest for
P
(1) \( \mathrm{A... | 6:05 | 0 | |
|
| 2023-04-04 | How does \( \mathrm{PCl}_{5} \) exist in its solid state?
P
(1) \( ... | 1:10 | 1 | |
|
| 2023-04-04 | When aluminum phosphide is treated with dil.
P sulphuric acid
W
(1... | 1:06 | 0 | Let's Play |
|
| 2023-04-04 | Which of the following reacts with \( \mathrm{PCl}_{3} \) to form
P... | 0:39 | 0 | |
|
| 2023-04-04 | \( \mathrm{PCl}_{3} \) reacts with water to form
P
(1) \( \mathrm{P... | 4:40 | 0 | |
|
| 2023-04-04 | Phosphine is not obtained by the reaction
P
(1) White \( \mathrm{P}... | 1:30 | 0 | |
|
| 2023-04-04 | In the group analysis the group II A contains
P
(1) \( \mathrm{Pb}^... | 3:29 | 0 | |
|
| 2023-04-04 | White phosphorous \( \left(\mathrm{P}_{4}\right) \) has
P
(1) Six \... | 2:38 | 0 | |
|
| 2023-04-04 | The correct order of decreasing acid strength of oxy acids of group... | 5:07 | 2 | |
|
| 2023-04-04 | Phosphene is prepared by the reaction of
P
(1) \( \mathrm{P} \) and... | 2:07 | 4 | |
|
| 2023-04-04 | Which of the following oxides is most acidic?
P
(1) \( \mathrm{As}_... | 4:00 | 4 | |
|
| 2023-04-04 | Red \( P \) can be obtained from white \( P \) by
P
(1) Heating it ... | 1:04 | 0 | |
|
| 2023-04-04 | Which of the following phosphorous is most stable
P
(1) Red
(2) Whi... | 1:38 | 7 | |
|
| 2023-04-04 | The basic radical in zeroth group is-
P
(1) Potassium ion
(2) Ammon... | 6:05 | 13 | |
|
| 2023-04-04 | Bismuth does not form stable pentahalide because
P of
W
(1) Its hi... | 8:11 | 4 | |
|
| 2023-04-04 | The molecular formula of phosphorous is?
P
(1) \( P_{1} \)
(2) \( \... | 1:14 | 1 | |
|
| 2023-04-04 | \( \mathrm{P}_{2} \mathrm{O}_{5} \) is used extensively as a
P
(1) ... | 4:39 | 1 | |
|
| 2023-04-04 | Which of the following acids forms three series of
P salts?
W
(1) ... | 5:50 | 1 | |
|
| 2023-04-04 | White phosphorous reacts with caustic soda. The
P products are \( \... | 3:09 | 1 | |
|
| 2023-04-04 | The number of \( \mathrm{P}-\mathrm{O}-\mathrm{P} \) bonds in
\( \m... | 3:59 | 1 | |
|
| 2023-04-04 | \( \mathrm{PCl}_{5} \) is possible but \( \mathrm{NCl}_{5} \) does ... | 5:50 | 1 | |
|
| 2023-04-04 | The true statements for the acids of phosphorous.
P \( \mathrm{H}_{... | 5:42 | 1 | |
|
| 2023-04-04 | Bunsen flame shown in the figure below is
P
W
The region 2 is known... | 4:55 | 0 | Show |
|
| 2023-04-04 | The basicity of pyrophosphorous acid is
(1) 2
(2) 4
P
W
(3) 1
(4) 5 | 1:44 | 2 | |
|
| 2023-04-04 | With respect to protonic acids, which of the
P following statements... | 5:33 | 0 | |
|
| 2023-04-04 | Which of the following reaction(s) is relevant to
P the microcosmic... | 2:01 | 172 | |
|
| 2023-04-04 | The three important oxidation states of phosphorous
P are
W
(1) \(... | 4:38 | 1 | |
|
| 2023-04-04 | Pentavalency in phosphorous is more stable when
P compared to that ... | 3:46 | 2 | |
|
| 2023-04-04 | Amongst the following compounds
\( \mathrm{P} \)
(I) \( \mathrm{H}_... | 5:45 | 4 | |
|
| 2023-04-04 | Which statement regarding phosphine is incorrect?
P
(1) It possesse... | 4:18 | 3 | |
|
| 2023-04-04 | What will be the product formed when white
P phosphorous reacts wit... | 0:57 | 1 | |
|
| 2023-04-04 | The formation of \( \mathrm{PH}_{4}^{+} \)is difficult compared to
... | 3:23 | 0 | |
|
| 2023-04-04 | \( \mathrm{P}_{4} \mathrm{O}_{10} \) when treated with hot water gi... | 2:29 | 0 | |
|
| 2023-04-04 | Which of the following acids \( (\mathrm{P}-\mathrm{P}) \) bonds is... | 4:38 | 11 | |
|
| 2023-04-04 | The most thermodynamically stable allotropic form
P of phosphorous ... | 1:24 | 0 | |
|
| 2023-04-04 | \[
\begin{array}{l}
\mathrm{P}+\mathrm{H}_{2} \mathrm{O} \rightarro... | 3:01 | 3 | |
|
| 2023-04-04 | Calculate \( \mathrm{x}+\mathrm{y}+\mathrm{z} \) for \( \mathrm{H}_... | 2:53 | 2 | |
|
| 2023-04-04 | Maximum covalent character is shown by
P
(1) \( \mathrm{NCl}_{3} \)... | 4:39 | 0 | Show |
|
| 2023-04-04 | Select incorrect statement about \( \mathrm{PH}_{3} \)
P
(1) It is ... | 2:01 | 0 | |
|
| 2023-04-04 | Among the following statement which one is true?
P
(1) \( \mathrm{N... | 7:40 | 0 | |
|
| 2023-04-04 | Reducing behavior of \( \mathrm{H}_{3} \mathrm{PO}_{2} \) is strong... | 1:58 | 4 | |
|
| 2023-04-04 | Cyclotrimetaphosphoric acid has total number of
P \( \mathrm{P}=\ma... | 4:02 | 3 | |
|
| 2023-04-04 | Allotropes of phosphorus which is polymeric,
P consisting of chains... | 2:55 | 0 | |
|
| 2023-04-04 | Which of the following gives brown
P precipitate with alkaline Ness... | 3:49 | 0 | |
|
| 2023-04-04 | Which is correct statement for the given acids?
P
(1) Phosphinic ac... | 3:08 | 0 | |
|
| 2023-04-04 | Which of the following is incorrect match of the
P colour of the sa... | 6:20 | 0 | |
|
| 2023-04-04 | M.P (melting point) of the following hydrides follow in the order
P... | 4:22 | 1 | |
|
| 2023-04-04 | \( \mathrm{PCl}_{5} \) exist but \( \mathrm{NCl}_{5} \) does not be... | 3:08 | 7 | |
|
| 2023-04-04 | Which one of the following halides does not
P hydrolyse?
W
(1) \( ... | 4:24 | 1 | |
|
| 2023-04-04 | What is false about \( \mathrm{N}_{2} \mathrm{O}_{5} \) ?
P
(1) It ... | 4:42 | 0 | |
|
| 2023-04-04 | Which of the following process is not involved in
P Ostwald's proce... | 2:18 | 5 | |
|
| 2023-04-04 | Which of the following halide of nitrogen is stable?
P
(1) \( \math... | 3:22 | 2 | |
|
| 2023-04-04 | The nitrogen oxide(s) that does not contain \( \mathrm{N}-\mathrm{N... | 2:05 | 1 | |
|
| 2023-04-04 | Which of the following reaction is suitable for
P obtaining very pu... | 1:22 | 2 | |
|
| 2023-04-04 | Which reagent is use to remove \( \mathrm{SO}_{4}^{2-} \) or \( \ma... | 6:33 | 0 | |
|
| 2023-04-04 | Of the following which is paramagnetic and has
\( \mathrm{P} \) thr... | 5:32 | 25 | |
|
| 2023-04-04 | Which of the following salts give \( \mathrm{NH}_{3} \) in alkaline... | 1:29 | 4 | |
|
| 2023-04-04 | Conc. \( \mathrm{HNO}_{3} \) is yellow coloured liquid due to
P
(1)... | 1:49 | 1 | |
|
| 2023-04-04 | Which gas adsorbed strongly by charcoal?
P
(1) \( \mathrm{CO} \)
(2... | 6:01 | 1 | |
|
| 2023-04-04 | Metalloids in the carbon and nitrogen families are
P
(1) \( \mathrm... | 3:49 | 0 | |
|
| 2023-04-04 | Which of the following oxides of nitrogen is neutral
P
(1) \( \math... | 2:12 | 0 | |
|
| 2023-04-04 | Aqua regia is a mixture of
P
(1) \( 3 \mathrm{HCl}+\mathrm{HNO}_{3}... | 3:10 | 1 | |
|
| 2023-04-04 | Which metal nitrates gives colourless gas on
P thermal decompositio... | 3:08 | 0 | |
|
| 2023-04-04 | The formula of Nitric acid is
P
(1) \( \mathrm{HNO}_{3} \)
(2) \( \... | 2:29 | 5 | |
|
| 2023-04-04 | Dimerisation of \( \mathrm{NO}_{2} \) as the temperature is lowered... | 6:07 | 7 | |
|
| 2023-04-04 | Least acidic and most acidic oxides of nitrogen are
P
(1) \( \mathr... | 2:40 | 1 | |
|
| 2023-04-04 | Which one of the following is mixed anhydride
\( \mathrm{P} \)
(1) ... | 4:07 | 0 | |
|
| 2023-04-04 | The reagent used for testing ammonia is
P
(1) Bayer's reagent
W
(2)... | 2:13 | 0 | |
|
| 2023-04-04 | On heating lead nitrate forms oxides of nitrogen and
P lead the oxi... | 1:34 | 1 | |
|
| 2023-04-04 | Which pair of oxides of nitrogen is paramagnetic
P
(1) \( \mathrm{N... | 4:22 | 2 | |
|
| 2023-04-04 | The percentage of nitrogen in urea is about
P
(1) 70
(2) 63
W
(3) 4... | 3:00 | 0 | |
|
| 2023-04-04 | The bond present in \( \mathrm{N}_{2} \mathrm{O}_{5} \) is
P
(1) On... | 5:55 | 20 | |
|
| 2023-04-04 | The shape of ammonia molecule is
P
(1) Pyramidal
(2) Octahedral
W
(... | 3:14 | 0 | |
|
| 2023-04-04 | Concentrated nitric acid reacts with iodine to give
P
(1) \( \mathr... | 1:38 | 9 | |
|
| 2023-04-04 | Industrial preparation of nitric acid by ostwald's
P process involv... | 2:22 | 0 | |
|
