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Chemistry

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Kaela Mohr

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Cards in this guide (10)
Which of the following elements tend to be radioactive

Ra and Ac

Pu and Th

Am and U

The bond order is equal to the number of pairs of electrons in a covalent bond

bonded

What happens to the pressure and the molecules inside a beach ball that is being blown up

The pressure increases, and the molecules collide with the beach ball's inner surface.

Groups are organized by the number of valence electrons that are found in their outer electron

shell

According to the law of conservation of charge in alpha decay the total number of protons on one side of the equation equals the total number of protons on the other side of the equation

True

What is a bond that is an electrostatic attraction between atoms of opposite charges

ionic bond

Alpha decay and beta decay are two forms of decay that cause transmutation

radioactive

Which of the following are equal to 233 K 40C 80F -40F -40C

233.15 K is -40 deg F or -40 deg C (the latter two are the same).

So, to the nearest whole degree, 233K would be equal to -40F or -40C

What one of the following describes the molecular geometry of a molecule with two electrons groups with only bonded pairs

Linear

Strontium decays by beta decay part of the nuclear equation is shown below fill in the blank with a number

39 APEX

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