1.

Fill in the blanks with the correct words from the brackets. Generally ionic compounds exist in (i) ………………. (solid/liquid/gas) state. Melting and boiling points of covalent compounds are generally (ii) …………….. (low/high). The general formula for alkane is (iii) ……………. (CnH 2n / Cn H 2n-2 t/Cn H2n+2 ). For alkynes the geperal formula is (iv)…… (CnH2n / CnH2n2 /CnH2n+2 )

Answer»

 (i) (solid)

 (ii) (low

(iii) Cn H2n+2



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