stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Periodic Table & Atomic Bonding Flashcards | StudBud
Explore
/
Periodic Table & Atomic Bonding
Periodic Table & Atomic Bonding
31 terms
·
StudBud Administration
·
426 plays
Physical Science - 8th Grade
Flashcards
31 cards
F
Practice quiz
P
Host live
L
Questions
31
Answers
1
Most metals are
NOT
malleable
good conductors of heat & electricity
ductile
liquid at room temperature
2
Cl, F, Br, & I are part of a family called
halogens
alkali metals
noble gases
metalloids
3
Which of the following statements about transition metals is true?
They are never found uncombined in nature
They are the most reactive of all the types of metal
They are so soft that they can be cut with an ordinary knife
They include familiar metals such as Au, Ag, Cu, Ni
4
Water is polar & oil is nonpolar. When the two liquids are poured into the same container
The liquids do not mix
a gas is produced
the liquids mix well
both liquids become nonpolar
5
The elements that do not ordinarily form compounds are
noble gases
halogens
elements in the carbon family
metals
6
How many neutrons are in an atom of Mg?
13
12
6
24
7
Which group of elements reacts & forms chemical bonds (compounds) with elements from Group 1?
Group 13
Group 2
Group 18
Group 17
8
What information in the periodic table indicates the number of protons in an atom?
the position of the element in its column
the element's atomic number
the element's chemical symbol
the element's atomic mass
9
Magnesium Bromide is an ionic compound with the chemical formula MgBr
2.
What does the
2
mean?
There are 2 Mg ions to every bromide ion
Bromide has a +2 charge
Bromide has a -2 charge
There are 2 Br ions for every Mg ion
10
If atoms of the halogen nonmetal (group 17) gain one electron, the atoms then have
no valence electrons
7 valence electrons
17 valence electrons
8 valence electrons
11
What is state of matter for all of the elements in Group 18?
plasma
gas
liquid
solid
12
What kinds of properties do the elements along the zigzag line tend to have?
properties of gases
properties of both metals and nonmetals
properties of metals only
properties of nonmetals only
13
Which group of elements loses electrons most easiIy?
Group 2
Group 17
Group 1
Group 13
14
Elements in Group 18 have what type of reactivity; how do they bond to form compounds?
they form compounds with the elements in Group 2
they form compounds with the elements in Group 13
they form compounds with the elements in Group 1
They do not form compounds
15
What group contains elements with two valence electrons?
Group 17
Group 2
Group 1
Group 13
16
In an atom, the number of protons equals the number of
isotopes
nuclei
neutrons
electrons
17
How many valence electrons does Al have (atomic number 13)?
3
4
2
1
18
How many protons are in an atom of Phosphorus?
15
31
7
16
19
The elements in a column of the periodic table
have similar properties
are in the same period
have the same atomic mass
have the same atomic mass
20
What is the atomic number of Al?
26
13
27
7
21
Elements along the zigzag line in the periodic table belong to which group?
metalloids
metals
transition metals
nonmetals
22
In the periodic table, the most reactive metals are found
in Group 1, the first column on the left
in Groups 13 through 16 in the center
in Periods 6 & 7 at the bottom
in Period 1, the first row across the top
23
What is the name given to the elements in Groups 3 through 12?
noble gases
alkali metals
transition metals
halogens
24
How many atoms of a Group 17 element are needed to react with one atom of a Group 2 element?
1
3
2
4
25
Compare the properties of the elements Groups 3- 12 to the elements to the left & right of them
Groups 3-12 less reactive than the ones on the left & right
right side more reactive & left side are less reactive
left side more reactive & right side are less reactive
Groups 3-12 more reactive than the ones on the left & right
26
What is the chemical name for the compound with the formula Na
2
S?
lithium oxide
sodium fluoride
magnesium sulfide
sodium sulfide
27
Ionic compounds are electrically
positive
neutral
charged
negative
28
If a metal reacts violently with water, in which group is likely to be found
2
17
1
18
29
What is the mass number of Na?
23
11
6
22
30
In each period, how does the # of electrons change from left to right between groups 1 & 2?
they increase
they do not change
they increase until you get to the transition metals
they decrease
31
Electrons involved in bonding between atoms are
inside the nucleus
closest to the nucleus
positively charged
valence electrons
