WorksheetsTEKS 8.5D
Total questions: 46
Worksheet time: 23mins
How many atoms of Hydrogen are in H2O
1
2
3
more than 3
How many different elements are present in H2COCH2
5
4
3
2
Calculate the number of Oxygen atoms in Al(OH)3
1
2
3
4
How many Magnesium atoms are in 10MgCl2?
10
5
20
How many atoms are there TOTAL in H2SO4 ?
6
5
7
3
How many Sodium atoms are in 6NaCl?
1
12
6
How many total POTASSIUM atoms are in this formula?
8
2
4
12
The ________________ which are represented by a single uppercase letter, or represented by an uppercase letter followed by a lowercase letter. This tells you the types of elements in the compound.
metals
element symbols
metalloids
nonmetals
The ________________ which are numbers that are found on the lower ________________- hand side of each element symbol. This tells you the number of ________________ of this element in the molecule.
subscripts, left, atoms
subscripts, right, elements
subscripts, right, properties
subscripts, right, atoms
If an element symbol has no subscript next to it, then this indicates that there is only ________________ atom of this element in the chemical formula.
1
3
4
2
How many elements are in this chemical formula?
NaOH
1
2
3
4
How many elements are in this formula?
HNO3
1
2
3
4
How many elements are in this formula?
Li2O
1
2
3
4
How many elements are there in this formula?
H2COCH2
4
3
2
1
How man atoms of carbon are there?
1
2
3
4
How many atoms of Iron are in this compound?
1
2
3
4
How many atoms of hydrogen are in
C6H12O6
6
12
18
2
A substance made up of atoms of two or more different elements joined by chemical bonds
Molecule
compound
polar covalent bond
nonpolar covalent bond
How many TOTAL atoms are in this formiula?
HNO3
(a)
How many Oxygen atoms are in this formiula?
Mg(OH)2
(a)
How many Hydrogen atoms are in this formiula?
Mg(OH)2
(a)
How many Hydrogen atoms are in this formiula?
Mg(OH)2
(a)
How many Magnesium atoms are in this formiula?
MgCl2
(a)
How many Magnesium atoms are in this formiula?
MgCl2
(a)
How many Carbon atoms are in this formiula?
K2CO3
(a)
How many Phosphorus atoms are in this formiula?
Sr3(PO4)2
(a)
How many Oxygen atoms are in this formiula?
Sr3(PO4)2
(a)
How many Manganeese atoms are in this formiula?
Ba(MnO4)2
(a)
How many Oxygen atoms are in this formiula?
Ba(MnO4)2
(a)
How many TOTAL atoms are in this formiula?
H2SO4
(a)
How many Aluminum atoms are in this formiula?
Al2(CO3)3
(a)
How many Carbon atoms are in this formiula?
Al2(CO3)3
(a)
What does this diagram show?
H2O
2 H2O
H4O2
O2H4
How many Na atoms are in 2 Na2CO3 ?
1
2
3
4
How many C atoms are in 2 HCl ?
0
1
2
3
How many O atoms are in 2 Ca(OH)2 ?
1
2
3
4
How many atoms of hydrogen are in this compound?
1
2
3
4
Select the chemical formula for this molecule?
B1F3
BF
BF3
FB
What is the chemical formula for this molecule?
H1F2
H1F1
HF
HeF
What is the chemical formula for this molecule?
H1O2
H1O1
HO
H2O2
What is the chemical formula for this molecule?
C1I4
C1I1
CI4
C2I2
What is the chemical formula for this molecule?
N2He4
NeH3
N2H4
N2H2
The chemical formula is C4H10. How many hydrogen atoms are in one molecule of this?
1
4
10
What does the subscript in a chemical formula tell you?
How many molecules are present
How many atoms are present
How many elements are present
How many neutrons are present
How many atoms of Hydrogen are in this compound?
1
2
3
4
