2024 8th Final 1

Front

What is a beaker used for in a laboratory?

Back

A beaker is a cylindrical container used for mixing, stirring, and heating liquids in a laboratory.

Front

How many protons does Beryllium have?

Back

Beryllium has 4 protons.

Front

What is the chemical formula for silver sulfate?

Back

The chemical formula for silver sulfate is Ag2SO4, which contains 2 atoms of silver.

Front

What does the symbol 'F' represent in the periodic table?

Back

'F' represents the element Fluorine.

Front

Which atom represents Hydrogen in the periodic table?

Back

Hydrogen is represented by the symbol 'H'.

Front

What is the purpose of a graduated cylinder?

Back

A graduated cylinder is used to measure the volume of liquids accurately.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is the difference between an atom and a molecule?

Back

An atom is the smallest unit of an element, while a molecule is a group of two or more atoms bonded together.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number and properties, helping to predict their behavior.

Front

What is a test tube used for?

Back

A test tube is used for holding, mixing, or heating small quantities of liquids or solids.