ygivp

1. 1Compared to the size and mass of a proton, an electron has:

   1. Athe same charge and a smaller mass
   2. Bthe same charge and the same mass
   3. Can opposite charge and a smaller mass
   4. Dan opposite charge and the same mass
2. 2An ion with 5 protons, 6 neutrons, and a charge of 3 + has an atomic number of:

   1. A5
   2. B6
   3. C8
   4. D11
3. 3What is the atomic mass of an atom which contains 28 protons, 28 electrons, and 34 neutrons?

   1. A28
   2. B56
   3. C62
   4. D90
4. 4Which of the following atoms is a negatively charged ion?

   1. Aan atom that becomes stable by gaining an electron
   2. Ban atom that becomes stable by losing an electron
   3. Can atom that is stable without gaining or losing electrons
   4. Da noble gas
5. 5Atoms of an element don't change their number of

   1. Aprotons
   2. Bneutrons
   3. Celectrons
   4. Dions
6. 6Particles determining each atom's atomic number:

   1. Aprotons
   2. Belectrons
   3. Cneutrons
   4. Dprotons and neutrons
7. 7Particles determining each atom's atomic mass

   1. Aprotons
   2. Belectrons
   3. Cneutrons
   4. Dprotons and electrons
   5. Eprotons and neutrons
8. 8Type of bond where electrons are transferred

   1. Ahydrogen
   2. Bionic
   3. Ccovalent
   4. Dall of these
9. 9Type of bond where electrons are shared

   1. Ahydrogen
   2. Bionic
   3. Ccovalent
   4. Dall of these
10. 10Write the molecular formula of Ba2, (OH)-- [blank_start]Ba[blank_end](OH)2

    1. ABa

Descripción

Test sobre ygivp, creado por Isabel Wysockey-Johnson el 28/09/2017.

Autor

Isabel Wysockey-Johnson

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English

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10th grade

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