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Laabri

Astronomy Review #4

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Last updated about 7 years ago
9 Nsɛmmisa
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

If Boron is an ion with a +3 charge, then how many protons and electrons does it have?

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2.

An element with 17 protons and 18 electrons

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3.

What is the most common isotope of Scandium

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4.

This atom has 30 protons, 35 neutrons, and 28 electrons. What is it?

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5.

Draw the electron configuration for Sulfur

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6.
  • different numbers of neutrons

  • different numbers of electrons

  • has a plus or minus charge

  • Has a different atomic mass number

  • Isotope

  • Ion

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7.

The phase of the moon above is

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8.

A sidereal day is shorter than a solar day

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9.

In our solar system, which of the following is a terrestrial planet?