The atomic number is equal to the quantity of which sub-atomic particle

The atomic number is equal to the number of protons in the nucleus.

Every element has its own characteristic atomic number.

because of all the things that happen around the us, many people get into arguments which sadly could get physical, but we should actually make a change for that.

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.