Elements A, B, C and D have atomic numbers 11, 8, 1 and 17 respectively. Give the chemical formulae of the compound formed between (a) A and D (b) B and C
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The atomic number of three elements A, B, C are 11,14 and 17 respectively. State the group of which these elements belongs in the m9dern periodic table. Write the formula of the compound formed when the element B reacts with C
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Answer: a NaCl
b H2O
Explanation:
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