Please answer circled questions immediately i have to go tell these questions
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Please answer circled questions immediately i have to go tell these questions
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__________
A compound is formed only when two or more kinds of elements chemically combine in a d ratio .
So , here , a compound will be formed only when A and B both are present in a combined form as they are two different kinds of atoms .
( a ) It is a material .
( b ) It is a material .
( c ) It is a material .
( d ) It is a compound .
( e ) It is a compound .
( f ) It is a compound .
( g ) It is a compound .
( h ) It is a material .
Now , while writing a chemical formula , generally metals are written first , followed by non metals .
Since , in all the formulas A precedes B , there fore , A is a metal whereas B is a non metal .
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