Carbonyl Compounds and Carboxylic Acids — Chemistry STD 12 — Question

Which one of the following is needed to maintain the health of nerves and skin?

The reaction of chiorobenzene with NaOH is known as ………..

The expected electronic configuration of lanthanum (La) (Z = 57) is …………..

The movement of dispersion medium under the influence of electric potential is called ………….

The coordination number of CSCI ¡s ………..

Consider the following statements.
(i) Transition metal hydrides are used as powerful oxidising agents.
(ii) Metallic carbides are chemically active.
(iii) Interstitial compounds are hard and show electrical and thermal conductivity.
Which of the above statements is/are incorrect?

Column-I	Column-II
A. Anionic detergent	1. Potassium salt of higher fatty acid.
B. Catonic detergent	2. Penta erythirityl stearate
C. Soap	3. Sodium lauryl sulphate
D. Non ionic detergent	4. n-hexa deccytiri methyl ammonium chloride

Column I	Column II
A. Vitamin A	1. Absorption and maintanence of calcium
B. Vitamin E	2. Vision and growth
C. Vitamin K	3. Antioxidant
D. Vitamin D	4. Blood clotting

Solids ice, glucose are examples of ………..