Which Statement Is Not Correct

question 20

Multiple Choice

Which statement is not correct?

• A)The mass of an alpha particle is 7300 times that of the electron.
• B)An alpha particle has a 2+ charge.
• C)Three types of radioactive emission are gamma rays,beta rays,and alpha particles.
• D)A gamma ray is high-energy light.
• E)There are only three types of radioactivity known to scientists today.

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Definitions:

3-Methoxyfuran

A furan derivative with a methoxy group (-OCH3) attached to the 3-position of the furan ring.

Dioxanes

A class of organic compounds with a six-membered ring consisting of four carbon atoms and two oxygen atoms at opposite positions.

Furans

A class of heterocyclic organic compounds, consisting of a five-membered aromatic ring with four carbon atoms and one oxygen.

Oxiranes

Another term for epoxides, which are three-membered cyclic ethers known for their reactivity and usefulness in synthesizing other compounds.