Lawrie Ryan and Roger Norris Solutions for Chapter: Group 2, Exercise 1: BEFORE YOU START

Author:Lawrie Ryan & Roger Norris

Lawrie Ryan Chemistry Solutions for Exercise - Lawrie Ryan and Roger Norris Solutions for Chapter: Group 2, Exercise 1: BEFORE YOU START

Attempt the free practice questions on Chapter 11: Group 2, Exercise 1: BEFORE YOU START with hints and solutions to strengthen your understanding. Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years) solutions are prepared by Experienced Embibe Experts.

Questions from Lawrie Ryan and Roger Norris Solutions for Chapter: Group 2, Exercise 1: BEFORE YOU START with Hints & Solutions

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 11 - Group 2>BEFORE YOU START>Q 1

Which one of the following electronic configurations correctly describes an atom of calcium?

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 11 - Group 2>BEFORE YOU START>Q 2

Magnesium powder reacts with dilute hydrochloric acid, giving off hydrogen and leaving a solution of magnesium chloride. Write a balanced equation, including state symbols for this reaction.

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 11 - Group 2>BEFORE YOU START>Q 3

Write down the trend in the reactivity of the Group 1 elements, with increasing atomic number (going down the group).

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 11 - Group 2>BEFORE YOU START>Q 4

The first ionisation energy of beryllium is 900 kJ mol-1. Write down exactly what this statement means in a single sentence.

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 11 - Group 2>BEFORE YOU START>Q 5

Working as a pair, one person explains to the other how a magnesium ion is formed from a magnesium atom. Then the other person explains the formation of an oxide ion. Finally discuss together how the ions form ionic bonds in the compound, magnesium oxide.