Carbon Isotopes Quiz

What is the mass number of Carbon-14?

• 12

• 13

• 14

• 20

How many neutrons does Carbon-13 have?

• 6

• 7

• 8

• 14

What distinguishes a neutral atom from an ion?

• A neutral atom has a different number of protons and electrons, while an ion has the same number.

• A neutral atom has no charge indicator, while an ion shows a charge as + or -.

• A neutral atom has a different mass number notation, while an ion does not.

• A neutral atom has a different number of neutrons, while an ion has the same number.

How is an isotope different from a neutral atom?

• An isotope has a different number of electrons, while a neutral atom has the same number of protons and electrons.

• An isotope has a charge indicated by + or -, while a neutral atom does not.

• An isotope has a different number of neutrons, while a neutral atom has the same number of protons and electrons.

• An isotope has the same number of electrons, while a neutral atom has a different number of protons.

What notation is used to indicate different mass numbers in isotopes?

• Plus or minus notation

• Hyphen notation

• Parentheses notation

• Subscript notation

Which of the following statements is true regarding ions?

• A cation is a negatively charged ion.

• An anion is a positively charged ion.

• A cation is a positively charged ion.

• Ions cannot have a charge.

How many protons does carbon-12 have?

• 6

• 8

• 12

• 14

Tags

NGSS.MS-PS1-1

What is the correct hyphen notation for an isotope of carbon with 8 neutrons?

• Carbon-8

• Carbon-12

• Carbon-14

• Carbon-6

Why do we use hyphen notation for isotopes like carbon-14?

• To indicate the number of protons

• To indicate the number of electrons

• To distinguish between different isotopes

• To show the chemical reactivity

What is an atom?

• A) A type of molecule

• B) A basic unit of matter consisting of a dense, central nucleus surrounded by a cloud of negatively charged electrons

• C) A type of energy particle

• D) A chemical bond between elements