Third Quarter Quiz

The energy required to remove the outer electron from an isolated atom is called

• Activation Energy

• Conductivity

• Ionization Energy

• Electronegativity

The energy required to remove the outer electron from an isolated atom is called

• Electron affinity

• Electronegativity

• Electron Energy

• Ionization Energy

Which among the elements is an alkali metal?

• Boron

• Magnesium

• Sodium

• Oxygen

The elements in the middle of the table (B Group) are called

• Actinides

• Lanthanides

• Noble Gases

• Transition metals

What are the three states of matter?

• boxes, solids, gas

• square, circle, triangle

• solids, liquids, gases

• None of the above

A pen, books, glass, and table are all examples of?

• Liquid

• Gas

• Solid

• None of the above

Who was the scientist who proposed the law of Octaves?

• John Dalton

• Johann Dobereiner

• Dmitri Mendeleev

• John Newlands

If element X gains 2 electrons, the formula of the ion is...

• X

• X2+

• X2

• X2-

When an atom is neutral, it means that it has an equal number of protons and electrons.

• True

• Maybe

• False

• None of the above

Neutrons are in the nucleus of the atom. A neutron has ____.

• A positive charge

• A positive and negative charge

• A negative charge

• No charge