Which compound contains only covalent bonds? (and also how doi determine this in

Question

Which compound contains only covalent bonds? (and also how doi determine this info, please) a) CH3OH b) Ca(OH)2 c) Ba(OH)2 d) NaOH ~~~~~~~ **B & C are not right because bond with diatomic = ionic(i already knew that much)** ~~~~~~~ Answer and reasoning would be greatly appreciated!! Which compound contains only covalent bonds? (and also how doi determine this info, please) a) CH3OH b) Ca(OH)2 c) Ba(OH)2 d) NaOH ~~~~~~~ **B & C are not right because bond with diatomic = ionic(i already knew that much)** ~~~~~~~ Answer and reasoning would be greatly appreciated!!

Explanation / Answer

The bonding in D is not covalent bonding. Na is METAL and OH ion isnon-metal, thus they form IONIC bonding. The bonding in A is covalent bonding, because it involves bondingbetweeen non-metal element. Hope this helps!

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