Important Question Answer For HPSSC Assistant Chemist Exam Set-2
||Important Subject Related Question Answer For HPSSC Assistant Chemist Exam Set-2||Important Question Answer For HPSSSB Hamirpur Asstt Chemist Exam Set-2||
1. In thermite process reducing agent employed is :
(A) Carbon
(B) Aluminium
(C) Magnesium
(D) Chromium
2. Clay belongs to :
(A) orthosilicate
(B) chain silicate
(C) cyclic silicate
(D) sheet silicate
3. Cupellation is involved in the metallurgy of :
(A) Sn
(B) Ag
(C) Zn
(D) Al
4. Osmotic pressure of equimolar solutions of sugar (I), AlCl3 (II) and BaCl2 (III) is in the order of :
(A) I = II = III
(B) II > III > I
(C) I > III > II
(D) III > II > I
5. Identify the aprotic solvent :
(A) H2O
(B) CHCl3
(C) NH3
(D) HF
6. Which of the following is true for solutions showing dissociation?
(A) Vant Hoff factor is less than one
(B) Vant Hoff factor is greater than one
(C) Vant Hoff factor is equal to one
(D) Vant Hoff factor is equal to zero
7. The heat of combustion of CH4(g), C(s) and H2(g) at 25°C are –212.4 kcal, –94.0 kcal and –68.4 kcal respectively. Heat of formation of CH4 will be :
(A) + 50.0 kcal
(B) + 18.4 kcal
(C) – 18.4 kcal
(D) + 212.8 kcal
8. In cold countries ethylene glycol is added to water in radiators of automobiles during winter.
This is to :
(A) lower the boiling point
(B) lower the freezing point
(C) reduce visocity
(D) increase the vapour pressure
9. If the solubility of a salt Ag2SO4 is X mol/litre, then solubility product is :
(A) 3X
(B) X3
(C) 3X2
(D) 4X3
10. If 50 ml of 2N HCl is mixed with 50 ml of 2M KOH ,the solution will be :
(A) acidic
(B) neutral
(C) basic
(D) cannot be predicted
Read More: – Himachal Pradesh General Knowledge
