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Periodic Table and Compounds Flashcards | StudBud
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Periodic Table and Compounds
Periodic Table and Compounds
17 terms
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Questions
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Answers
1
Elements form compounds mainly to be
stable/happy
so they share
always gains 2
2
Which pair of elements will most likely form a covalent bond
Mg and Cl
Ar and Na
Na and F
C and O
3
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4
The most highly reactive non metal group or family on the periodic table is
groups 18 or noble gases
group 17 or halogens
group 2 or alkaline earth metals
group 1 or alkali metals
5
A chemical bond formed when two atoms share electrons is called a(n)
ionic bond
covalent bond
crystal bond
metallic bond
6
The simplest pure substance that cannot be broken down into any other substances are called
mixtures
elements
compounds
matter
7
The element that has similar reactivity to Li is
Ar
Mg
Na
I
8
The smallest particle of an element is called a (n)
moolecule
compound
mixture
atom
9
What kind of bond is shown in the picture
covalent
metallic
ionic
10
In the formula MgCl
2
, the 2 tells you
that there are 2 bromide ion in the compound
Bromide has a +2 charge
two Mg ion for every bromide ion
bromide has a - 2 charge
11
Which property is shared by most covalent or molecular compounds
high melting points
high boiling points
low melting points
non polar bonds
12
Elements on the Periodic Table that are likely to form ionic bonds are
always two metals
always two non metals
always a metal and non metal
13
An ionic bond is an attraction between
oppositely charge ions
neutral ion
ions that have the same charge
14
A family in the Periodic Table has its own characteristics based on the number of
neutrons
valence electrons
ions
15
Which pair of element will most likely form an ionic compound
C and Cl
Mg and Ar
F and I
Na and F
16
The element that has a similar reactivity to sodium, Na is
I
Mg
Ar
Kr
17
When an atom loses an electron , it becomes
neutral atom
neutral ion
positive ion
negative ion