Question
When electricity is passed through water, what kind of
chemical reaction occurs?Solution
When electricity is passed through water, a decomposition reaction called electrolysis occurs, splitting water (Hâ‚‚O) into hydrogen gas (Hâ‚‚) and oxygen gas (Oâ‚‚).Â
More Previous Year Paper Questions
150% of 850 ÷ 25 – 25 = ?% of (39312 ÷ 1512)
[(4 √ (7) + √ (7)) × (7 √ (7) + 6 √ (7))] - 87 = ?
...132 × 3 ÷ 11 + 67 − ? = 64 ÷ 8 × 2
(√529 + 63 /8)% of 800 = ?% of 250
- What will come in the place of question mark (?) in the given expression?
32% of 74% of ? = 16% of 37% of 180 12% of 10% of 15% of 5000 + (12 x 15) = ?
√ (573 – 819 + 775) = ? ÷ 3
- What will come in place of (?), in the given expression.
(4² + 6²) × 2 = ? 8 × 12 + 110 ÷ 5 = 72 + ?
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