Two distinct lines cannot have more than one point in common.

Carbon can form a large number of compounds.

Elements : combine to form compounds : : Compounds : ________

Can the coefficent of friction be more than one

Can the coefficent of friction be more than one

The elements whose atomic number is more than 83 undergo __________ radioactivity.

Do transition elements form complex co- ordinate compounds ?

An element occupies group number 2 and period number 3. This element reacts with oxygen and nitrogen to form compound A and B. It is a strong electropositive metal so it displaces Ag from AgNO_3 solution. With concentrated nitric acid, it forms compound C. Identify the element, compound A, B and C.

The element whose atomic number is more than 83 undergoes ………