Chemistry Q3,Q4
By admin • Apr 11th, 2008 • Category: Questions
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Two charges are placed at certain distance apart in air. When a metallic sheet is placed between them, the electrostatic force between them will
| (a) | decrease | (b) | increase |
| (c) | remain unchanged | (d) | become zero |
Chlorine acts as a bleaching agent only in presence of
| (a) | dry air | (b) | moisture | (c) | sunlight | (d) | pure oxygen |
aa
