Elements
Branches of Chemistry
Research
Matter and it’s properties
Classification of matter
100

Symbol- O

Oxygen

100

What is the branch of science that deals with chemicals?

Chemistry

100

What is basic research carried out for? 

The sake of increasing knowledge. 

100

What are the fundamental building blocks of matter?

Atoms or elements 

100

what does the bottom number mean on an element square?

atomic mass

200

Symbol- F

Fluorine

200

The branch of chemistry that deals with life science?

Biology

200

How many valence electrons in group 1 elements

1

200

What is the element of life

Carbon

200

name one thing the atomic number tells you

number of protons, where it is on the element table

300

Symbol- Ne 

Neon

300

What does organic mean in chemistry ? 

Most carbon containing compounds with at least one H

300

What is the octet rule

rule of 8 valence electrons


300

21% of the atmosphere is made up of this gas

O2

300

Draw the Bohr model for NaCl

draw

400

Symbol- P

Phosphorus 

400

What do physical properties scientists study?

color, texture, changes that do not alter a substance

400

what does covalent mean?

shares electrons

400

What is the density equation?

D=m/v

400

What are group 8 elements called

Noble gases

500

Symbol- Si

Silicon

500

What does CHONP stand for?

CArbon, hydrogen, oxygen, nitrogen, phospherous

500

What is an ionic bond?

Steals electrons

500

What does an endothermic reaction do with heat?

Absorbs it

500

Name an element that is liquid at room temperature

Bromine or Mercury