RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Atoms and Elements, Exercise 7: Checkup on Chapter 3
RoseMarie Gallagher Chemistry Solutions for Exercise - RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Atoms and Elements, Exercise 7: Checkup on Chapter 3
Attempt the free practice questions on Chapter 3: Atoms and Elements, Exercise 7: Checkup on Chapter 3 with hints and solutions to strengthen your understanding. Complete Chemistry for Cambridge IGCSE® Second Edition solutions are prepared by Experienced Embibe Experts.
Questions from RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Atoms and Elements, Exercise 7: Checkup on Chapter 3 with Hints & Solutions
Bromine atom have neutrons. How can the bromine atom be represented in the form ?

For each of the six elements aluminium , boron , nitrogen , oxygen , phosphorous and sulphur , identify the proton number.

For each of the six elements aluminium , boron , nitrogen , oxygen , phosphorous and sulphur , identify the number of electrons in the given elements.

For each of the six elements aluminium , boron , nitrogen , oxygen , phosphorous and sulphur , write the electronic configuration.

For each of the six elements aluminium , boron , nitrogen , oxygen , phosphorous and sulphur , write the number of outer electrons in its atom.

The outer electrons are also called the _____ electrons

From the six elements aluminium , boron , nitrogen , oxygen , phosphorous and sulphur , which elements would you expect to have similar properties and why?

The relative atomic mass of sodium is and that of magnesium is . Which of the two elements may exist naturally as single isotope? Explain your answer.
