PRACTICAL CHEMISTRY
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PRACTICAL CHEMISTRY

37308 Ozone when reacts with potassium iodide solution liberates certain product, which turns starch paper blue. The liberated substance is…….

1 Oxygen
2 Iodine
3 Hydrogen iodide
4 Potassium hydroxide
PRACTICAL CHEMISTRY

37309 When \(KBr\) is treated with conc. \({H_2}S{O_4}\) a reddish-brown gas is evolved. The evolved gas is

1 Bromine
2 Mixture of bromine and \(HBr\)
3 \(HBr\)
4 \(N{O_2}\)
PRACTICAL CHEMISTRY

37310 A solution of a salt in dilute sulphuric acid imparts deep blue colour with starch iodine solution it confirms the presence of which of the following

1 \(NO_2^{\; - }\)
2 \({I^ - }\)
3 \(NO_3^{\; - }\)
4 \(C{H_3}CO{O^ - }\)
PRACTICAL CHEMISTRY

37311 Ammonia reacts with excess of chlorine to form

1 \(N_2\) and \(HCl\)
2 \(NH_4Cl\) and \(NCl_3\)
3 \(NCl_3\) and \(HCl\)
4 \(N_2\) and \(NH_4Cl\)
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PRACTICAL CHEMISTRY

37308 Ozone when reacts with potassium iodide solution liberates certain product, which turns starch paper blue. The liberated substance is…….

1 Oxygen
2 Iodine
3 Hydrogen iodide
4 Potassium hydroxide
PRACTICAL CHEMISTRY

37309 When \(KBr\) is treated with conc. \({H_2}S{O_4}\) a reddish-brown gas is evolved. The evolved gas is

1 Bromine
2 Mixture of bromine and \(HBr\)
3 \(HBr\)
4 \(N{O_2}\)
PRACTICAL CHEMISTRY

37310 A solution of a salt in dilute sulphuric acid imparts deep blue colour with starch iodine solution it confirms the presence of which of the following

1 \(NO_2^{\; - }\)
2 \({I^ - }\)
3 \(NO_3^{\; - }\)
4 \(C{H_3}CO{O^ - }\)
PRACTICAL CHEMISTRY

37311 Ammonia reacts with excess of chlorine to form

1 \(N_2\) and \(HCl\)
2 \(NH_4Cl\) and \(NCl_3\)
3 \(NCl_3\) and \(HCl\)
4 \(N_2\) and \(NH_4Cl\)
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PRACTICAL CHEMISTRY

37308 Ozone when reacts with potassium iodide solution liberates certain product, which turns starch paper blue. The liberated substance is…….

1 Oxygen
2 Iodine
3 Hydrogen iodide
4 Potassium hydroxide
PRACTICAL CHEMISTRY

37309 When \(KBr\) is treated with conc. \({H_2}S{O_4}\) a reddish-brown gas is evolved. The evolved gas is

1 Bromine
2 Mixture of bromine and \(HBr\)
3 \(HBr\)
4 \(N{O_2}\)
PRACTICAL CHEMISTRY

37310 A solution of a salt in dilute sulphuric acid imparts deep blue colour with starch iodine solution it confirms the presence of which of the following

1 \(NO_2^{\; - }\)
2 \({I^ - }\)
3 \(NO_3^{\; - }\)
4 \(C{H_3}CO{O^ - }\)
PRACTICAL CHEMISTRY

37311 Ammonia reacts with excess of chlorine to form

1 \(N_2\) and \(HCl\)
2 \(NH_4Cl\) and \(NCl_3\)
3 \(NCl_3\) and \(HCl\)
4 \(N_2\) and \(NH_4Cl\)
NEET DIGITAL LIBRARY
PRACTICAL CHEMISTRY

37308 Ozone when reacts with potassium iodide solution liberates certain product, which turns starch paper blue. The liberated substance is…….

1 Oxygen
2 Iodine
3 Hydrogen iodide
4 Potassium hydroxide
PRACTICAL CHEMISTRY

37309 When \(KBr\) is treated with conc. \({H_2}S{O_4}\) a reddish-brown gas is evolved. The evolved gas is

1 Bromine
2 Mixture of bromine and \(HBr\)
3 \(HBr\)
4 \(N{O_2}\)
PRACTICAL CHEMISTRY

37310 A solution of a salt in dilute sulphuric acid imparts deep blue colour with starch iodine solution it confirms the presence of which of the following

1 \(NO_2^{\; - }\)
2 \({I^ - }\)
3 \(NO_3^{\; - }\)
4 \(C{H_3}CO{O^ - }\)
PRACTICAL CHEMISTRY

37311 Ammonia reacts with excess of chlorine to form

1 \(N_2\) and \(HCl\)
2 \(NH_4Cl\) and \(NCl_3\)
3 \(NCl_3\) and \(HCl\)
4 \(N_2\) and \(NH_4Cl\)
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