Introduction to chemistry

What is chemistry?

• Is a branch biology that studies matter.

• Is a branch of physics that study matter.

• Is a branch of science that study matter.

Another name given to chemistry is... because other natural sciences like physics and biology come from it.

• central matter

• central topic

• centra science

What is matter?

• Anything that has mass and occupies space.

• Anything that has matter and occupies space.

• Anything that occupies space.

States of matter are...

• liquid

• solid

• gas

• all of the above.

Components of the atom are....

• Protons and neutrons.

• electrons and protons.

• protons, neutrons and electrons

Atoms are....

• atomic particles.

• subatomic particles

• micro particles

The periodic table is divided in groups called...

• transition metals

• Alkali metals

• nonmetals

• all of the above

Covalent bonds ...... electrons

• share

• gain

• lose

Ionic bonds ..... electrons

• share

• lose

• transfer