Log in
Sign up for FREE
arrow_back
Library
Elements and compounds and naming
By Phoenix Hoyle
star
star
star
star
star
Share
share
Last updated 8 months ago
20 questions
Add this activity
1
1
3
4
3
4
4
4
1
1
1
1
1
1
1
1
1
1
1
4
zoom_in
Question 1
1.
Elements have _______ type of atom only.
Question 2
2.
Compounds have two or more different _______ chemically joined together in a fixed ratio.
e.g. in CO
2
for every atom of carbon there are
_______
oxygen atoms.
Question 3
3.
Water is a _____________ because water has more than type of _________ (chemically combined).
Nitrogen is an element because there is only one type of _________ .
Other Answer Choices:
drag_indicator
element
drag_indicator
atom
drag_indicator
compound
Question 4
4.
N is the symbol for an element as there is one ____________ letter.
N
2
s the symbol for an element as there is one ____________ letter.
CO
2
is not the symbol for an element as there is more than one ____________ letter.
Co is the symbol for an element as there is only one ____________ letter.
Other Answer Choices:
drag_indicator
capital
Question 5
5.
These are elements that you need to be able to recognise as the name is based on the latin name so the letters are not intuitive.
Na = _______
K = _______
Pb = _______
Question 6
6.
Compounds made up of two elements will have a name ending in "ide"
The name starts with the metal and ends with the non-metal.
Name the following compounds
NaCl = _______
MgO = _______
AlBr
3
= _______
FeS = _______
Question 7
7.
When oxygen is part of the compound the name tells us how many oxygens there are for each metal atom.
For one oxygen monoxide
For two oxygens dioxide
and for three oxygens trioxide.
Name the following compounds
CO = carbon _______
CO
2
= carbon _______
SO
2
= sulfur _______
SO
3
= sulfur _______
Question 8
8.
Compounds that contain 3 or more elements including oxygen end in "ate"
Name the following
CaCO
3
= calcium carbon_______
Na
2
SO
4
= sodium sulf_______
Mg(NO
3
)
2
= magnesium nitr_______
FeSO4 = iron sulf_______
Question 9
9.
A ____________
Other Answer Choices:
drag_indicator
element
drag_indicator
compond
Question 10
10.
A ____________
Other Answer Choices:
drag_indicator
element
drag_indicator
compond
Question 11
11.
A ____________
Other Answer Choices:
drag_indicator
compond
drag_indicator
element
Question 12
12.
An ____________
Other Answer Choices:
drag_indicator
element
drag_indicator
compond
Question 13
13.
An ____________
Other Answer Choices:
drag_indicator
compond
drag_indicator
element
Question 14
14.
An ____________
Other Answer Choices:
drag_indicator
element
drag_indicator
compond
Question 15
15.
A ____________
Other Answer Choices:
drag_indicator
compond
drag_indicator
element
Question 16
16.
A ____________
Other Answer Choices:
drag_indicator
element
drag_indicator
compond
Question 17
17.
Oxygen is an ____________ as there is only type of _________
Other Answer Choices:
drag_indicator
atom
drag_indicator
element
Question 18
18.
Helium is an ____________ as there is only type of _________
Other Answer Choices:
drag_indicator
element
drag_indicator
atom
Question 19
19.
Water (H
2
O) is a _____________ there are more than one type of _________ chemically joined together in a fixed ratio.
Other Answer Choices:
drag_indicator
element
drag_indicator
compound
drag_indicator
atom
Question 20
20.
Element
Compound
MgO
Brâ‚‚
NaCl
NaBr
