Chemical Symbol
Atomic Number
Chemical Bonds
Reaction Types
General Knowledge
100

What element has the chemical symbol "Fe"?

Iron

100

What is the atomic number of Oxygen?

8

100

What type of chemical bond involves one element "stealing" an electron from another element?

Ionic

100
Name the type of reaction that breaks molecules down.

Decomposition Reactions

100

Rusting requires the presence of both oxygen and this liquid.

Water

200

Name the four elements within the main molecule in chocolate: C7H8N4O2

Carbon, Hydrogen, Nitrogen and Oxygen

200

The number of protons in an atom defines this property.

Atomic Number

200

What type of bond forms between two (or more) non-metals?

Covalent

200

When hydrogen gas reacts with oxygen gas in a synthesis reaction, it forms this life-essential compound.

Water

200

Cars are often coated with this metal to prevent rust, in a process called galvanising.

Zinc

300

How many elements (in total) make 1 molecule of C7H8N4O2

7 + 8 + 4 + 2 = 21

300

How many electrons does Boron have?

5

300

Methane is a compound found in farts and smells like rotten eggs. Its chemical symbol is CH4. What type of bond holds the Carbon and Hydrogen Together?

Covalent

300

This property of metal determines whether it will cause a displacement reaction.

Reactivity

300

This gas makes up about 78% of Earth’s atmosphere.

Nitrogen

400

Table salt is made from two elements: Na and Cl. Together, they form this compound.

Sodium Chloride

400

Calcium (atomic number 20) is in Group 2 of the periodic table because it has this many electrons in its outer shell.

2

400

What type of bond forms between a metal and non-metal?

Ionic

400

A + B --> AB represents what type of reaction?

Synthesis

400

This metal is used in wiring because it conducts electricity well and is relatively inexpensive.

Copper

500

The lightest metal, used in phone batteries, has the symbol Li. It is part of this group of rechargeable batteries.

Lithium

500

How many protons does Arsenic have?

33

500

Name the three different types of elements found on the Periodic Table.

Non-Metals, Metalloids and Metals

500

What type of reaction is CaCO3  --> CaO +CO2

Decomposition

500

The bubbles in soft drinks come from this compound, which dissolves in water under pressure.

Carbon Dioxide