Chemical Process Which of the following, when pyrolysed, produces perchloro-ethylene? Chlorobenzene Chlorinated paraffin Ethylene dichloride Carbon tetrachloride Chlorobenzene Chlorinated paraffin Ethylene dichloride Carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The function of gypsum addition during cement making is to Neither A nor B Decrease the cement setting rate Increase the density of cement Both A and B Neither A nor B Decrease the cement setting rate Increase the density of cement Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. Mangnese Arsenic Copper Chromium Mangnese Arsenic Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Naphthols are derivates of Methyl amine Naphthalene Phenol Xylene Methyl amine Naphthalene Phenol Xylene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a constituent of vinegar? Around 10% alcohol Around 1% acetic acid Both A and B Neither A nor B Around 10% alcohol Around 1% acetic acid Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical formula of 'salt cake' is MgSO₄ CaSO₄ Na₂SO₄ BaSO₄ MgSO₄ CaSO₄ Na₂SO₄ BaSO₄ ANSWER DOWNLOAD EXAMIANS APP
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