Podcast
Questions and Answers
Which subatomic particle is negatively charged?
Which subatomic particle is negatively charged?
- Neutron
- Positron
- Proton
- Electron (correct)
What is formed when two or more atoms form chemical bonds with each other?
What is formed when two or more atoms form chemical bonds with each other?
- Ions
- Molecules (correct)
- Elements
- Isotopes
Which of the following distinguishes one element from another?
Which of the following distinguishes one element from another?
- Chemical bonding
- Mass number
- Isotopes
- Atomic number (correct)
Which type of formula gives the simplest whole-number ratio of the different atoms in a compound?
Which type of formula gives the simplest whole-number ratio of the different atoms in a compound?
What are atoms made up of?
What are atoms made up of?
Which of the following represents compounds using symbols to show the types of atoms and their ratios in a chemical compound?
Which of the following represents compounds using symbols to show the types of atoms and their ratios in a chemical compound?
Which of the following is NOT a diatomic molecule?
Which of the following is NOT a diatomic molecule?
What is the net charge of an atom or molecule that loses two electrons?
What is the net charge of an atom or molecule that loses two electrons?
Which law of matter states that a given compound always contains the same elements in the same proportions by mass?
Which law of matter states that a given compound always contains the same elements in the same proportions by mass?
What is the net electric charge of an ion that gains three electrons?
What is the net electric charge of an ion that gains three electrons?
What is the chemical formula for glucose?
What is the chemical formula for glucose?
Which of the following elements exists in nature as a diatomic molecule?
Which of the following elements exists in nature as a diatomic molecule?
According to the Law of Conservation of Mass, what happens to matter during a chemical reaction?
According to the Law of Conservation of Mass, what happens to matter during a chemical reaction?
What is the net electric charge of an ion that loses four electrons?
What is the net electric charge of an ion that loses four electrons?
What is the chemical formula for water?
What is the chemical formula for water?
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