Atom Structure
History of the atom
Modern Periodic Table
Formation of ions
Naming ionic compounds and formulas
100

Where electrons are found?

orbiting in shells

100

How did Dalton describe the atom?

stated that atoms were solid indivisible spheres (could be one of the following Rutherford/Dalton or Thomson)

100

In which order are the elements arranged in the periodic table?

Atomic number/number of protons

100

What is an ion?

A charged atom/ an atoms that has lost of gained electrons

100

What is the name of the compound containing magnesium and fluoride?

magnesium fluoride

200

What is the charge of an electron?

-1

200

Which model did Thomson use to describe atom structure?

Plum Pudding Model

200

What is the name used to describe the columns in a periodic table?

Groups

200

A lithium atom is neutral. What is the charge on a lithium ion?

+1

200

What is the name of the ionic compound containing, lithium, sulfur and oxygen?

lithium sulfate

300

How many electrons found in the second shell?

8

300

How did Rutherford describe the atom structure?

stated that atoms had a central nucleus and/or electrons in orbit

300

What is the element in group 2, period 4?

Calcium

300

How does an atom become a negative ion?

Must gain electrons

300

What is the formula of the ionic compound sodium (Na+1) bromide (Br-1)?

NaBr

400

What is the mass of an electron?

1/1840

400

What is Bohr most famous for?

Scientists that first predicted that electrons were found in 'shells' around the nucleus (one of the following: Rutherford/Bohr/Chadwick)

400

Why are group 18 (noble gases) unreactive?

They have a full outer shell

400

What is the name of the bond between two oppositely charged ions?

ionic bond

400

What is the formula of the ionic compound containing magnesium (+2) and carbonate (-2)

MgCO3

500

What does the atomic number of atoms represent?

the number of protons

500

What is Chadwick famous for?

Scientist that discovered neutrons in the nucleus (one of the following: Dalton/Thomson/Rutherford/Bohr/Chadwick)

500

Who is described as the 'Father of the Periodic Table' because of his arrangement of elements; even leaving gaps for undiscovered elements?

Dimitri Mendeleev

500

What is the name of the structure formed from positive and negatively charged ions?

lattice

500

What is the formula for aluminium sulfide?

Al2S3

M
e
n
u