What are the two properties of carbon which lead to the huge number of carbon compounds we see around us?

What is the atomic number of carbon?

An army contingent of 1000 members is to march behind an army band of 56 members in a parade. The two groups are to march in the same number of columns. What is the maximum number of columns in which they can march?

An army contingent of 616 members is to march behind an army band of 32 members in a parade. The two groups are to march in the same number of columns.What is the maximum number of columns in which they can march?

Which allotrope of carbon is used for making electrode?

What would be the electron dot structure of carbon dioxide which has the formula CO_(2) ?