Basic Chemistry Form 4

_________ is the horizontal column in the periodic table.

Group is determined by the number of ________ electron of an atom.

Atoms, ions and molecules are the type of __________

Neutron, electron and Proton are examples of type of ________ particles

How many valence electron does an H+ ion have?

what is the physical state of chlorine in room temperature?

Type of particles for napthelene?

What is the type of particles for ammonia?

What is the physical state of matter of the given diagram?

what is the charge of the nucleus of an atom?