18 Questions
What is the molecular weight of C2H2 in g/mol?
26.04
How many grams are found in 4.25 moles of C6H12O6?
766
What is the process involving a reaction decreasing the number of oxygen bonds and increasing the number of electrons and hydrogen bonds?
Reduction
Which of the following reactions is an example of a decomposition reaction?
K2CO3 → K2O + CO2
What is the molecular weight of O3 in g/mol?
48.00
How many moles of hydrogen atoms are contained in 1.50 mol of C6H12O6?
18.0 moles
What is the correct formula for the ionic compound formed between Ba and Se?
BaSe
What happens to the temperature of the surroundings during an exothermic reaction?
It increases
Which of the following compounds is classified as a covalent compound?
SO2
What is the number of protons and electrons in a neutral atom of carbon?
6-Protons, 6-Electrons
Which substances are written on the left side of a chemical equation?
Reactants
What is the correct balancing of the equation _2_CO(g) + _1_O2(g) → _2_CO2(g)?
2CO(g) + 1O2(g) → 2CO2(g)
What is the correct name for the binary covalent compound P2O5?
Diphosphorus pentoxide
What type of reaction is the melting of ice cubes?
Endothermic reaction
What is the correct formula for the ionic compound formed between Ba and I?
BaI2
What is the number of moles of oxygen gas required to react with 0.373 moles of nitrogen gas?
0.187 mol
What is the number of protons, neutrons, and electrons in an atom of Silicon-28?
14-Protons, 14-Electrons, 14-Neutrons
What is the correct definition of reactants?
Substances that undergo a chemical change
Quiz on ionic compounds, binary ionic compounds, and classification of compounds as covalent or ionic. Includes formulas and naming of various compounds.
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