KA2000

Solution of sodium metals in liquid ammonia strongly reduces due to the presence

Solution of sodium metals in liquid ammonia strongly reduces due to the presence in which of the following solution Options…

When sodium bicarbonate is heated strongly for calcined in a Kiln, it forms

When sodium bicarbonate is heated strongly for calcined in a Kiln, it forms Options (a) NaCO₃ (b) Na (c) NaHCO₃…

Which of the following alkyl halide is used as a methylating agent

Which of the following alkyl halide is used as a methylating agent Options (a) C₂H₅Cl (b) CH₃I (c) C₆H₅Cl (d)…

Hydrolytic reaction of fats, with caustic soda, is known as

Hydrolytic reaction of fats, with caustic soda, is known as Options (a) saponification (b) acetylation (c) esterfication (d) carboxylation Correct…

Cosin used to detect end point of precipitation titration by absorption is called

Cosin used to detect end point of precipitation titration by absorption is called Options (a) chemical indicator (b) absorption indicator…

He₂ does not exist because its

He₂ does not exist because its Options (a) molecular orbital=0 (b) bond energy=0 (c) bond order=0 (d) both(b) and (c)…

Pacemaker is

Pacemaker is Options (a) SV node (b) SA node (c) Purkinjie fibres (d) AV node Correct Answer: SA nodeExplanation:No explanation…

Persons who are colour blind can not distinguish?

Persons who are colour blind can not distinguish? Options (a) green & blue (b) red & green (c) yellow &…

Which of the following species of honey bee is reared in artificial hives?

Which of the following species of honey bee is reared in artificial hives? Options (a) Apis florea (b) Apis indica…

Guttation is the release of liquid water from veins at leaf margins. It is caused by

Guttation is the release of liquid water from veins at leaf margins. It is caused by Options (a) absorption (b)…