Reactivity Series

Which of the following is MOST reactive?

• Magnesium

• Lead

• Tin

• Copper

• Zinc

Which metal is more reactive than calcium?

• magnesium

• potassium

• silver

• aluminum

Choose the least reactive metal

• calcium

• magnesium

• iron

• copper

Choose the most reactive metal

• calcium

• magnesium

• iron

• copper

Which atom is the most reactive?

• Ne

• Cl

• Ga

• Sn

Tags

NGSS.MS-PS1-1

A chemist made the table below to record some atomic properties of four elements.

Based on the information in the table, which conclusion about the chemical reactivity of these elements is valid?

• Boron is the most reactive because it has the most protons.

• Fluorine is the most reactive because it has 7 electrons in the outer shell.

• Silicon is the most reactive because it has an equal number of protons and neutrons

• Gallium is the most reactive because it has many more neutrons than protons.

Tags

NGSS.MS-PS1-1

Is the element reactive or nonreactive/stable?

• reactive

• nonreactive/stable

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Based on these drawings, which element is the least reactive?

• Neon, because it has two energy levels with eight electrons in the second level.

• Chlorine, because it has three energy levels with seven electrons in the third energy level.

• Gallium, because it has four energy levels with three electrons in the fourth level.

• Tin, because it has five energy levels with four electrons in the fifth level.

Tags

NGSS.MS-PS1-1

Magnesium chloride + Sodium → ?

• Sodium chloride + Magnesium

• Magnesium chloride + Sodium (No change)

• Sodium magnesium + Chlorine

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Zinc sulphate + Magnesium → ?

• Magnesium + Sulphur + Hydrogen

• Zinc sulphate + Magnesium

• Magnesium sulphate + Zinc

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5