Match the following:
A. Colligative property | (i) Polysaccharide |
B. Nicol prism | (ii) Aldol condensation |
C. Activation energy | (iii) Ammonia |
D. Activation energy | (iv) Polarimeter |
E. Acetaldehyde | (v) Arrhenius equation |
Fill in the blanks by choosing the appropriate word / words from those given in the brackets:
(zero, first, second, increased, decreased, anode, cathode, active, inactive, potassium cyanide, internal, external, dependent, independent, red, benzoic acid, benzoin, common ion effect, salt hydrolysis, alkali, potassium hydroxide.)
(i) In a galvanic cell, electrons flow from________to_________through the connecting wires.
(ii) Racemic mixtures are optically-because of________compensation.
(iii) Half life period of a _________order reaction is-of the concentration of the reactant.
(iv) Benzaldehyde when treated with an alcoholic solution of__________forms___________.
(v) Solubility of calcium oxalate is _________in the presence of ammonium oxalate because of________.
Complete the following statements by selecting the correct alternative from the choices given:
The compound which is optically active is:
I-butanol
2-butanol
1-propanol
1-propanol
B.
2-butanol
D.
1-propanol
Complete the following statements by selecting the correct alternative from the choices given:
The salt which will not hydrolyse in aqueous solution is:
Copper sulphate
Sodium sulphate
Potassium cyanide
Potassium cyanide
Copper has the face centred cubic structure. The coordination number of each ion is:
4
12
14
14
Complete the following statements by selecting the correct alternative from the choices given:
For the reaction 2S02 + 02 ---> 2S03 the unit of equilibrium constant is
L mol-1
J mol-1
mol L-1
mol L-1