The volatile metal compounds of copper, calcium, strontium are general – McqOptions

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1.	The volatile metal compounds of copper, calcium, strontium are generally used in fire works to get colours. This is because these metals have
A.	low ionisation enthalpies
B.	high ionisation enthalpies
C.	high electronegativity values
D.	High electron gain enthapies
Answer» B. high ionisation enthalpies

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