Chemistry Midterm Prep

1. 1Fission is the combining of nuclei

   1. ATrue
   2. BFalse
2. 2What does the Law of Conservation of Mass state?

   1. AIn a chemical reaction, mass is separated equally
   2. BMass is not created or destroyed in a chemical reaction
   3. CEach object has the same ratio of mass
   4. DMass can be found in a universal way
3. 3An atom has a mass number of 84 and has 36 electrons. Find the protons, neutrons and identity of the atom.

   1. A36 protons, 48 neutrons, Krypton
   2. B48 protons, 36 neutrons, Krypton
   3. CYou can't determine, not enough information
   4. D36 protons, 84 neutrons, Krypton
4. 4Convert 500,653,000 to scientific notation (3 significant figures)

   1. A5.00653x10^8
   2. B5.653x10^7
   3. C5.00653x10^9
   4. D5.653x10^8
5. 5What is a cation?

   1. AA cation is a negative ion and takes electrons
   2. BA cation is a positive ion and takes electrons
   3. CA cation is a negative ion and gives electrons
   4. DA cation is a positive ion and gives electrons
6. 6How do you determine the valence electrons from electron configuration?

   1. AAdd the highest energy levels together (the "exponents")
   2. BMultiply the highest energy levels together (the "exponents")
   3. CAdd all of the energy levels together
   4. DMultiply all of the energy levels together
7. 7Choose all of the properties of covalent bonds.

   1. ANon conducive
   2. BUse prefixes when naming (mono, di, etc)
   3. CMade by a metal and a non metal
   4. DStrong
8. 8The atomic radius gets smaller when going across the periodic table

   1. ATrue
   2. BFalse
9. 9Write the chemical formula for sodium chloride

   1. ANaC
   2. BNaCl
   3. CClNa
   4. D(Na)Cl

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Quiz on Chemistry Midterm Prep, created by Liz Biondo on 13/01/2017.

Author

Liz Biondo

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English

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10th grade

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