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8th Grade 2nd Quarter CSA Part 2 Flashcards | StudBud
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8th Grade 2nd Quarter CSA Part 2
8th Grade 2nd Quarter CSA Part 2
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Review of Periodic Table and Bonding
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
The maximum number of electrons the first 3 energy levels can hold are -
1,6,10
2,8,18
2,10,10
2
When Potassium (K) bonds with Bromine (Br), the Potassium atom will
gain 1 electron
lose only 1 electron
lose 2 electrons
gain 2 electrons
3
Which element is in Group 2, Period 7 on the Periodic Table?
magnesium
radon
manganese
radium
4
All of the atoms in period 2 have -
2 valence electrons
2 energy levels
5
How many valence electrons do elements in the Halogen family have?
2
6
5
7
6
The element in Group 14, Period 3 on the Periodic Table is a -
non-metal
metal
metalloid
7
Is this compound formed using Ionic or Covalent Bonds?
covalent
ionic
8
Which atom has a nucleus that contains 13 protons and 14 neutrons?
N
Mg
Be
Al
9
Which pair of atoms is held together by a covalent bond?
KCl
LiCl
HCl
NaCl
10
When a metal atom combines with a nonmetal atom, the nonmetal atom will -
lose electrons and become a positive ion
gain electrons and become a negative ion
share electrons
11
Which element is an Alkaline Earth Metal?
Mg
Ag
Ne
Na
12
Which element has chemical properties most similar to the chemical properties of sodium?
Mg
Cl
K
Se
13
When ionic bonds are formed the metallic atom tends to -
lose electrons and become negative ions
lose electrons and become positive ion
gain electrons and become positive ions
gain electrons and become negative ions
14
The reactivity of an element is determined by -
the number of valence electrons
the number of protons
the total number of electrons
15
Which of the following symbols represents a noble gas?
As
Ar
Ge
Si
16
Which kind of bond is formed when two atoms share electrons to form a molecule?
covalent
ionic
17
Atoms gain, lose or share electrons to become -
chemically unstable
chemically stable
18
Elements to the right of the stair-step plus Hydrogen are -
metals
metalloids
non-metals
19
The Periodic Table is arranged in order of -
Atomic Number
Number of neutrons
Atomic Mass
20
Chemical Equations must be balanced because of the -
Law of Conservation of Bonds
Law of Conservation of Mass (matter)
Law of Conservation of Mixtures