Groups of the Periodic Table
Mass Number and Atomic Number
Definitions of Trends of the Periodic Table
Trends of the Periodic Table
Arrangement of the Periodic Table
100
The group of the periodic table containing Lithium, Sodium, Potassium, and Rubidium is called?
What is alkali metals
100

This element has 1 proton, 1 neutron, and 1 electron.

What is Hydrogen?

100

The energy required to remove an electron from an atom is the atom's......

What is ionization energy

100
The element with the greatest electronegativity is Oxygen, Sodium, Chlorine, or Flourine?
What is fluorine
100
A horizontal row of blocks in the periodic table is called....
What is a period
200
The group in the periodic table that includes magnesium, calcium, and barium is called?
What is alkaline earth metals
200

This is the number of protons and neutrons added together. 

What is Mass number

200

A measure of the ability of an atom in a chemical compound to attract electrons from another atom I the compound is called......

What is electronegativity

200
In a row in the periodic table, as the atomic number increases, the atomic radius......
What is decreases
200
Elements to the right side of the periodic table have properties most associated with......
What is nonmetals
300

Argon, Krypton, and xenon are......

What are noble gases

300

How many protons are in Carbon?

6

300

When an electron is acquired by a neutral atom, the energy change is called.....

What is electron affinity

300
As you move down Group 14 in the periodic table from carbon through lead, atomic radii......
What is increase
300

Elements in groups 3 and 4 have the properties of.....

What are metals

400

Elements in a group or column in the periodic table can be expected to have similar......

Properties

400

How many protons, neutrons, and electrons are in the following negative one charged element?

45Sc

21

P - 21

N - 24

E - 22

400

One-half the distance between the nuclei of identical atoms that are bonded together is called the.....

What is atomic radius

400
Across a period, ionization energies of d-block elements generally......
What is increase
400

A group of man-made elements

What is Actinide Series?

500

Atoms in the same group have similar properties because...

They have the same number of valence electrons

500

What is the atomic mass of hafnium if, out of every 100 atoms, 5 have a mass of 176, 19 have a mass of 177, 27 have a mass of 178, 14 have a mass of 179, and 35 have a mass of 180.0?

178.55 amu

500

Why do atoms shrink as you move left to right on the periodic table?

There is greater attraction between the nucleus and the electron shell because of the addition of protons to the nucleus and electrons to the same shell level

500

Compared to the alkali metals, the alkaline earth metals are..... a)are less reactive b)have lower melting points c)are less dense d)combine more readily with nonmetals

What is a) less reactive

500

The most reactive group of the nonmetals is the...

List the 3 known properties of these elements.

What is halogens

nonmetals, extremely reactive, 7 valence electrons

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