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Methane consists of a single carbon atom bonded to four hydrogen atoms. What is the shape of the methane molecule?
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
The atoms of an element in Group 2 are _____ atoms of a Group 13 element in the same period.
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
How many total atoms are in 3Na2SO4?
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
Which types of reactions are essentially opposites of one another?
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
A metal that can be hammered or rolled into thin sheets is said to be ____________________.
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
The volume of a 24.0-g sample of methane gas is 22.8 L at 40.0°C and 4.00 atm. What will its volume be at 68.0°C and 4.00 atm?
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
Which type of reaction involves one element and one compound reacting?
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
The most unreactive group of elements is the _____.
noble gases
single replacement
tetrahedral
larger than
24.8 L
single replacement and double replacement
malleable
21
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