9th Class Chemistry MCQS Fundamentals of Chemistry Online Test 6
the-molecule-which-contain-one-atom-are-called_-_monoatomic,the-most-abundant-element-occuring-in-the-ocean-is-3-a_-_oxygen,the-number-of-natrualy-occuring-elements-is-3-a_-_92,the-number-of-naturally-occurring-elements-are-3-a_-_iodine,the-percentage-of-oxygen-in-human-body-is-3-a_-_65,the-removal-of-electron-from-an-atom-give-rise-to-3-a_-_cation,the-study-of-manufacturing-of-chemical-compounds-on-commercial-scale-is-called-3-a_-_industrial-chemistry,the-symbol-of-borone-is-3-a_-_b,the-symbol-used-for-potassium-element-is_-_k,the-valency-of-borone-is-3-a_-_3,the-valency-of-chromium-is_-_3,the-valency-of-iron-in-ferrious-sulphate-is-3-a_-_2,which-one-of-the-following-is-empirical-formula-of-benzene-3-a_-_ch
Questions | 13 |
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Available | Always |
Pass rate | 45 % |
Backwards navigation | Allowed |