NaHCO₃ is prepared by
NaHCO₃ is prepared by
Options
(a) Dow process (b) Solvay process (c) Bosch process (d) none of these
Correct Answer:
Solvay process
Explanation:
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S and Some P Block Elements
In which process,fused sodium hydroxide is eletrolysed for extraction of sodium
In which process,fused sodium hydroxide is eletrolysed for extraction of sodium
Options
(a) Castner’s process (b) Cyanide process (c) Down’s process (d) Both (b) and (C)
Correct Answer:
Castner’s process
Explanation:
No explanation […]
Fusion mixture is
Fusion mixture is
Options
(a) K₂CO₃+ NaHSO₂ (b) K₂CO₃+Na₂CO₃ (c) KHSO₄+Na₂CO₃ (d) KHSO₄+ NaHSO₄
Correct Answer:
K₂CO₃+Na₂CO₃
Explanation:
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The correct order of stability of the superoxides is
The correct order of stability of the superoxides is
Options
(a) KO₂ > RbO₂ > CsO₂ (b) KO₂ > CsO₂ > RbO₂ (c) CsO₂ > RbO₂ > KO₂ (d) RbO₂ > CsO₂ > […]
Which of the following higher hydration energy
Which of the following higher hydration energy
Options
(a) MgCl₂ (b) CaCl₂ (c) BaCl₂ (d) SrCl₂
Correct Answer:
MgCl₂
Explanation:
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Which of the following carbonates is the most stable?
Which of the following carbonates is the most stable?
Options
(a) MgCO₃ (b) CaCO₃ (c) SrCO₃ (d) BaCO₃
Correct Answer:
BaCO₃
Explanation:
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Which of the following has a higher rate of reaction with water
Which of the following has a higher rate of reaction with water
Options
(a) Na (b) Li (c) Rb (d) K
Correct Answer:
Li
Explanation:
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