Question

mcq name one element in each case to which the following description could apply : 1. the metal which combines directly with sulphur on heating 2. the metal which combines directly with nitrogen on burning 3. the non metal which forms a neatral oxide and a coloured acidic oxide 4. the non metal which exists in liquid state. ​

Answer 1

you explain please..???

Answer 2

first you follow me and then I will tell you