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Draw the structural diagram of 1, 2 dichloroethane.
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Complete and balance the following chemical equation:
C2H2 + I2 →
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State the following:
Products are formed when ammonia is burnt in excess of oxygen.
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Name the following organic compound:
The compound formed by complete chlorination of ethyne.
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State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
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State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
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State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
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Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.
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Explain the following:
H3PO3 is not a tribasic acid.
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State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
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A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution :
| S.NO. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | ______ | ______ |
| 2. | Magnesium ribbon | ______ | ______ |
| 3. | Manganese (IV) oxide with heating | ______ | ______ |
| 4. | Sodium sulphide | ______ | ______ |
Complete the table by writing the gas evolved in each case and its odour.
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Write an equation for the reaction of hydrochloric acid on manganese (IV) oxide.
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The acid which does not form acid salt by a basic radical.
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State the terms/process for the following:
A type of salt formed by partial replacement of hydroxyl radicals with an acid radical.
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Give the structural formula of the following organic compound:
2-chlorobutane
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Give the structural formula of the following organic compound:
Methanal
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Give the structural formula of the following organic compound:
But-2-yne
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Identify the cation in the following case:
Sodium hydroxide solution when added to Solution C gives a white precipitate which is insoluble in excess of sodium hydroxide solution.
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The Empirical formula of an organic compound is CHCl2.
If its relative molecular mass is 168, what is its molecular formula?
[At. Wt. C = 12, H = 1, Cl = 35.5]
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State one relevant observation for the following:
To the copper nitrate solution, initially, few drops of sodium hydroxide solution is added and then added in excess.
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