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(c) NaC1o (4) NICIO18. Complete the following statements by selecting thecorrect option(a) The formula of a compound represents(i) an atomm) a particle(ui) a molecule (iv) a combination(b) The correct formula of aluminium onunde is(1) AIO,m) AIOALLO(c) The valency of nitrogen in mitrogen donde (NO)(i) onein two(iv) four(ii) three |
| Answer» QUESTION(c) answer Explanation:LET the valency of nitrogen in be x. valency of oxygen = −2 For NO2 it will be , x+2×(−2)=0 x=+4 | |