Chemistry Ch.4,5,6 Test

Which of these elements is not gaseous at room temperature?

A constituent of bauxite is?

Negatively charged ion

Au

Name the element that appears at each of the following addresses in the periodic table: Period 3, Group 1

Which element is the most abundant in the earth’s crust by mass?

a measure of an atom’s ability to attract or hold valence electrons in a molecule

Ag

Na

F

ionization energy increases from left to right across a ______________ and decreases from top to bottom within a column.

Zinc

a measure of an atom’s size

C

Calcium

Which family is group 2 on the periodic table?

An atom with a net electric charge or charged particle

The principal metal found in human bones

Which element is liquid at room temperature?

Which Group 14 element is prominent in chemistry as well as in other branches of science?

Uses for this family may include cleaning and antiseptic usage

Copper

Which element is the backbone of organic chemistry?

Oxygen

Give two names for horizontal rows in the periodic table.

The elements found in a column on the periodic table

Which scientist named the atom?

Element name, symbol, AMU, atomic number, electron configuration

Which scientist is responsible for creating an atomic model based upon the protons and neutrons?

Which element is the most abundant in the earth’s atmosphere by volume?

Played lead role in developing the structure of the periodic table

K

Which scientist said that all matter was composed of atoms, indivisible and indestructible building blocks?

Elements are in groups because of similar ____, resulting in similar physical and chemical properties.

electronegativity generally _______ from left to right across a period and increases from bottom to top within a column.

Lead

The group number for Boron

N

an energy change associated with the formation of an ion

This scientist created a model is known as the plum pudding model

Why is hydrogen special?

The focus of the Bohr model was

Elements traditionally thought of as metals

The group number for halogens?

Which statement does not apply to Barium?

Which one of these can Carbon not exist as?

Hydrogen

Uses for this family may include minerals for bone growth and repair

Postively charged ion

Name the element that appears at each of the following addresses in the periodic table: Period 2, Group 16