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BHARATI BHAWAN (ENGLISH)-PRACTICALS -EXERCISE
- In the reaction with acidified K(2)Cr(2)O(7) solution , SO(2) acts as
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- A colourless gas produces irritation in lungs when inhaled and gives t...
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- Mohr's salt is
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- The bleaching action of sulphur dioxide is due to
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- Sulphur dioxide is not recognized by
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- The products formed when sodium sulphite is made to react with dilute ...
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- When SO(2) gas is passed through an acidified solution of K(2)Cr(2)O(7...
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- Name the substance which is used to prepare blue-black ink
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- Sulphur dioxide gas is dried by passing through concentrated H(2)SO(4)...
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- Sulphur dioxide gas should not be inhaled directly because
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- When a flower bleached by sulphur dioxide is brought in contact with a...
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- When SO(2) gas is allowed to react with acidified potassium dichroma...
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- Metals that lie above hydrogen in the actively series are know as
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- In the reaction Mg + CuSO(4) to MgSO(4) + Cu, Mg acts as
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- Iron displaces copper from copper sulphate solution because
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- When a piece of iron is placed in a solution of copper sulphate, the b...
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- A reddish-brown metal which lies below hydrogen in the activity series...
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- Metallic zinc displaces hydrogen from dilute acids and water because
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- The metal which can react both with acids and alkalis to produce hydro...
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- When zinc powder is heated with sodium hydroxide solution , the substa...
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