Show:
Atoms
Chemical Reactions
Acids & Bases
Random science
General knowledge
100

Which subatomic particle is found outside the nucleus of an atom?

Electron

100

Substances that react with each other are called

Reactants

100

Who am I? 

I have a sour taste

I can be corrosive

Acid

100

What has a neutral pH and is safe to drink?

Water

100

What is the Capital city of Australia?

Canberra

200

Name the two subatomic particles found in the nucleus of an atom

Protons and neutrons

200

In a chemical reaction the new substances formed are called reactants. True or False

False- they are called products

200

Who am I?

I have a slippery feel

I can be described as caustic

Base

200

What could I do to my hair with hydrogen peroxide?

Bleach it.

200

Who was the winner of the 2023 Women's FIFA World Cup?

Spain

300

Which subatomic particle has no charge

Neutron

300

Sodium reacts with water to create sodium hydroxide and hydrogen. Identify the products

Sodium hydroxide and hydrogen

300

What happens when an acid solution and an alkali solution are added together?

The solution becomes more neutral

300

Name the acid found in our stomachs

Hydrochloric acid

300

What is full of holes but still holds water?

A sponge

400

A Helium atom has an atomic number of 2 and a neutral charge. How many protons and electrons does it have?

2 protons and 2 electrons

400

Write the word equation for the following:

Sodium reacts with water to create sodium hydroxide and hydrogen

Sodium + water - sodium hydroxide + hydrogen

400

Acids release OH- ions

True or false?

False- they release H+ ions

400

What is the chemical formula for table salt?

NACl

400

What is always in front of you but you can't see it?

The future

500

A neutral oxygen atom has gained 2 electrons what will it's charge now be

O2- negative charge

500

Balance the following equation (note - = arrow

H2O - H2 + O2

2H2O - H2 + O2

500

Ms Carlisle gets stung by a jelly fish she knows to pour vinegar on the sting because it contains acetic acid. Explain why Ms Carlisle poured acid on the sting

The acetic acid in the vinegar will neutralise the alkalinity of the jelly fish venom
500

Why can't you trust an atom?

They make up everything....hahaha

500

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

The match