Atomic Structure
Periodic Table
Branches of chemistry
Careers in chemistry
Mixed Challenge
100

This particle has a positive charge.

Proton

100

The horizontal rows of the periodic table are called:

What are periods?

100

The branch that studies carbon compounds.

What is organic chemistry 

100

This professional prepares and dispenses medicines.

Who is a Pharmacist?

100

The atomic number equals the number of:

What are protons?

200

This particle is found outside the nucleus.

Electrons

200

The vertical columns of the periodic table are called:

What are groups?

200

The branch of chemistry dealing with substances that do not contain carbon.

What is inorganic chemistry?

200

This scientist performs chemical experiments in a laboratory.

Who is a Chemist?

200

The element with atomic number 8.

What is Oxygen?

300

The center of an atom containing protons and neutrons.

Nucleus

300

Elements in the same group have similar:

What are chemical properties?

300

This branch of chemistry studies energy changes in chemical reactions.

What is physical chemistry?

300

This professional analyzes crime scene evidence.

Who is a Forensic Scientist

300

The symbol Na stands for:

What is Sodium?

400

An atom has 6 protons and 6 neutrons. What is its mass number?

What is 12?

400

This group contains highly reactive metals.

What are alkali metals? 

400

This branch of chemistry studies chemicals found in living organisms.

What is biochemistry?

400

This professional tests water, soil, and air quality.

Who is an Environmental Chemist?

400

The particle arrangement (electronic configuration) of an atom with atomic number 11.

What is 2, 8, 1?

500

An atom has a mass number of 23 and an atomic number of 11. How many neutrons are there in the nucleus?

12

500

This group is known for being very unreactive.

What are noble gases?

500

This branch of chemistry identifies what substances are made of.

What is analytical chemistry

500

This professional develops new medicines and vaccines.

Who is a Pharmaceutical Scientist?

500

An atom contains 17 protons and 18 neutrons. Name the element and give its mass number.

Chlorine, Mass Number = 35

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