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प्रश्न
Match the flame colours of the alkali and alkaline earth metal salts in the bunsen burner
| (p) Sodium | (1) Brick red |
| (q) Calcium | (2) Yellow |
| (r) Barium | (3) Violet |
| (s) Strontium | (4) Apple green |
| (t) Cesium | (5) Crimson red |
| (u) Potassium | (6) Blue |
विकल्प
p - 2, q - 1, r - 4, s - 5, t - 6, u - 3
p - 1, q - 2, r - 4, s - 5, t - 6, u - 3
p - 4, q - 1, r - 2, s - 3, t - 5, u - 6
p - 6, q - 5, r - 4, s - 3, t - 1, u - 2
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उत्तर
p - 2, q - 1, r - 4, s - 5, t - 6, u - 3
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