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Atomic bonding
Atomic bonding
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Atomic bonding and the periodic table.
Flashcards
15 cards
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Questions
15
Answers
1
The elements in a group have the same number of valence electrons. This gives them what?
c. similar properties
a. the same number of neutrons
d. the same atomic number
b. the same atomic mass
2
1. Valence electrons are
d. are always the same as the atomic number of the element.
b. always two electrons in the inner shell.
c. held in the highest energy level and held most loosely
a. all the electrons found in an element
3
Another name for a negative ion is what?
proton
anion
neutron
cation
4
Carbon is from group 14 on the periodic table. How many valence electrons does Carbon have?
b. 2
a. 14
c. 4
d. 5
5
What group on the periodic table is Si from?
c. Group 12
a. Group 13
d. Group 1
b. Group 14
6
The reactivity of the periodic table INCREASES from
a. left to right
d. diagonally
c. bottom to top
b. right to left
7
An atom or a group of atoms that have a charge.
element
both isotope and ion
ion
isotope
8
A bond where charge is transferred from one atom to another is known as what?
double
ionic
covalent
hydrogen
9
The group with 8 valence electrons and thus nonreactive.
b. nonmetals
d. noble gases
a. metalloids
c. halgons
10
The elements within a group have similar properties because they all have the same what?
c. number of valence electrons in their atoms.
b. atomic number
a. chemical symbol
d. number of protons
11
2. The number of valence electrons in an atom determine which of the following?
b. the atomic number of the atom
c. the atomic mass of an atoms
a. ways in which the atom can bond with other atoms
d. valence electrons determine nothing about an atom.
12
Why are the noble gases the least reactive group on the periodic table?
a. they have one valence electron to gain.
d. they have no atomic mass
b. they have 8 valence electrons
c. they are all metals
13
Type of bond where electrons are shared between elements and have no charge.
c. covalent bonds
d. bonus bonds
b. hydrogen bonds
a. ionic bonds
14
What is the formula for combining Nitrogen and Hydrogen in a covalent compound.
d. NH4
c. NH3
a. NH
b. NH2
15
Group 1 & 2 metals react easily with which of the following.
c. metals
d. water
b. noble gases
a. halogens
