| 1. | Phenols do not react with one of the following:
(a) Alkali metals
(b) Sodium hydroxide
(c) Potass... | 8:29 | | Sodium
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| 2. | Sodium and potassium react with water much more vigorously than lithium because
(a) Sodium and p... | 8:28 | | Sodium
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| 3. | Among sodium phosphate, sodium sulphate and
sodium chloride the solubility in water decreases as.... | 7:29 | Let's Play | Sodium
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| 4. | Among sodium phosphate, sodium sulphate and
sodium chloride the solubility in water decreases as.... | 7:29 | Let's Play | Sodium
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| 5. | Sodium oxide reacts with water to produce sodium hydroxide. \( 20.0... | 5:17 | | Sodium
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| 6. | Which of the following comounds are administered as antacids?
(i) Sodium carbonate
(ii) Sodium hy... | 4:41 | | Sodium
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| 7. | Which of the following enhances leathering property of soap?
(a) Sodium carbonate
(b) Sodium rosi... | 4:20 | | Sodium
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| 8. | Mark the correct statement(s). Sodium is kept in kerosine oil because:
(A) sodium reacts with wa... | 4:19 | | Sodium
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| 9. | The correct statement about sodium and its compound would include that
(a) Sodium forms an ionic... | 4:07 | | Sodium
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| 10. | According to IUPAC nomenclature sodium nitroprusside is named as
\( \mathrm{P} \)
(1) Sodium nit... | 4:07 | | Sodium
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| 11. | According to IUPAC nomenclature sodium nitroprusside is named as
\( \mathrm{P} \)
(1) Sodium nit... | 4:07 | | Sodium
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| 12. | According to IUPAC nomenclature sodium nitroprusside is named as
\( \mathrm{P} \)
(1) Sodium nit... | 4:07 | | Sodium
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| 13. | Sodium cannot be preserved inater. However, sodium amalgam can be kept in water. Justify. | 4:00 | | Sodium
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| 14. | Sodium forms \( \mathrm{Na}^{+} \)and not \( \mathrm{Na}^{2+} \) because
(a) Sodium contains onl... | 3:59 | | Sodium
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| 15. | Assertion (A): Sodium cannot be obtained by chemical reduction of its ore.
Reason (R): Sodium is... | 3:44 | | Sodium
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| 16. | (a) What is "baking powder"? How does it make the cake soft and spongy?
(b) In addition to sodium... | 3:19 | | Sodium
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| 17. | Green colour of bile is due to
(A) Biliverdin
(B) Bilirubin
(C) Sodium taurocholate
(D) Sodium g... | 3:14 | | Sodium
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| 18. | Among sodium phosphate, sodium sulphate and sodium chloride the solubility in water decreases as... | 2:55 | Let's Play | Sodium
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| 19. | Sodium oxide can be obtained by heating:
(A) sodium carbonate alone
(B) sodium nitrate alone
(C)... | 2:50 | | Sodium
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| 20. | One mole of chromite ore in reaction with sodium
carbonate gives two moles of sodium chromate. T.... | 2:44 | | Sodium
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| 21. | One mole of chromite ore in reaction with sodium
carbonate gives two moles of sodium chromate. T.... | 2:44 | | Sodium
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| 22. | The source of nitrogen in Gabriel synthesis of amines is
(i) Sodium... | 2:42 | | Sodium
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| 23. | IUPAC name of Na_3[Co(ONO)_6] is
(a) Sodium cobaltinitrite
(b) Sodium hexanitrito cobaltate (III)... | 2:16 | | Sodium
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| 24. | Sodium when heated in excess of oxygen gives sodium oxide. \( \mathrm{P} \) W | 2:01 | | Sodium
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| 25. | Sodium when heated in excess of oxygen gives sodium oxide. \( \mathrm{P} \) W | 2:01 | | Sodium
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| 26. | Sodium when heated in excess of oxygen gives sodium oxide. \( \mathrm{P} \) W | 2:01 | | Sodium
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| 27. | Sodium when heated in excess of oxygen gives sodium oxide.
\( \math... | 2:00 | | Sodium
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| 28. | Soap is
P
(1) Sodium stearate
(2) Calcium stearate
W
(3) Sodium ace... | 1:59 | | Sodium
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| 29. | In 1984, Bhopal gas tragedy was caused due to leakage of
(A) Sodium monoxide
(B) Sodium thiocyan... | 1:53 | | Sodium
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| 30. | Permutit is:
P
(1) Hydrated sodium aluminium silicate
(2) Sodium he... | 1:44 | | Sodium
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| 31. | What is product formed when zinc metals granules reacts with sodium hydroxide?
a. Sodium zincate... | 1:41 | | Sodium
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| 32. | What is product formed when zinc metals granules reacts with sodium hydroxide?
a. Sodium zincate... | 1:41 | | Sodium
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| 33. | Name a few important uses of the following compounds: (i) Sodium hydroxide (ii) Sodium chloride. | 1:40 | | Sodium
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| 34. | When sodium peroxide is treated with dilute sulphuric acid, we get
(a) Sodium sulphate and water... | 1:37 | Let's Play | Sodium
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| 35. | Soda ash is
(A) Sodium carbonate decahydrate
(B) Anhydrous sodium carbonate
(C) Sodium carbonate... | 1:25 | | Sodium
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| 36. | The compound formed on heating sodium metal in a current of dry ammonia gas, is :
(a) sodium imi... | 1:20 | | Sodium
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| 37. | The compound formed on heating sodium metal in a current of dry ammonia gas, is :
(a) sodium imi... | 1:20 | | Sodium
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| 38. | The reaction of sodium thiosulphate with \( \mathrm{I}_{2} \) gives:
(A) sodium sulphide
(B) sod... | 1:07 | Let's Play | Sodium
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| 39. | Sodium atom differs from sodium ion in the number of | 1:00 | | Sodium
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| 40. | Which of the following compounds is formed when sodium burns in excess supply of air?
(a) Sodium... | 0:50 | | Sodium
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| 41. | Which of the following compounds is formed when sodium burns in excess supply of air?
(a) Sodium... | 0:50 | | Sodium
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| 42. | The compound formed when sodium hydroxide reacts with Aluminium is:
(A) Sodium zincate
(B) Sodiu.... | 0:00 | | Sodium
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| 43. | Assertion: The symbol for Sodium is Na.Reason: The symbol for sodium element is derived from its.... | 0:00 | | Sodium
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