O) What is the cause for placing calcuim in 2 or
IIA group of the modern periodic table?
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Answer    "a salt" would be the best answerexplanationsalts can be defined as ionic compounds that are neither acids nor bases. nacl is an example of a salt, and its ionic.an enzyme is an organic compound which is covalently bonded, not ionically bonded.acids are generally held together by covalent bondsan element does not need any bonds to exist

Convection is da answer my dood

Answer it is also known as the completion state is untrue of the activation complex;

H tricky one let me think and get back to u