Back

The solid NaCl is a bad conductor of electric since

a. In solid NaCl there are no ions

b. Solid NaCl is covalent

c. In solid NaCl there is no velocity of ions

d. In solid NaCl there are no electrons

Ans. c

Explanaton :Solid NaCl is a bad conductor of conductor of electricity because ions are not free to move.

(9)

5/5 - (1 vote)

Related Posts:

Powered by Contextual Related Posts

jyoti

You may also like

23. 200 mL of an aqueous solutions of a protein contains is 1.26 g. The Osmotic Pressure of this solution at 300 K is found to be
07/06/2022

2.57 x 10 -3  bar. The molar mass of protein will be a. 31011 g mol -1 b. 61038 g mol -1 c. 51022 g mol -1 d. 122044  g mol -1 Ans. b (9)

25. What is the osmotic pressure of a 0.0020 mol
07/06/2022

dm-3   sucrose solution at 20 ° C (molar gas constant, R = 8.314 JK -1 mol -1  ; 1 dm-3  = 0.001 m3 ) a. 4870 Pa b. 4.87 Pa c. 0.00487 Pa d. 0.33 Pa Ans. a (17)

error: Content is protected !!
Call Now Button