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Chemistry > M2 C2 > Flashcards

M2 C2 Flashcards

1
Q

What is the formula for Ammonium ion?

A

The formula for Ammonium ion is NH₄⁺.

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2
Q

What is the formula for Carbonate?

A

The formula for Carbonate is CO₃²⁻.

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3
Q

What is the formula for Hydroxide?

A

The formula for Hydroxide is OH⁻.

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4
Q

What is an Ionic Compound?

A

An Ionic Compound is made up of oppositely charged ions that are held together by electrostatic forces.

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5
Q

What is the formula for Nitrate?

A

The formula for Nitrate is NO₃⁻.

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6
Q

What is the formula for Silver ion?

A

The formula for Silver ion is Ag⁺.

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7
Q

What is the formula for Sulfate?

A

The formula for Sulfate is SO₄²⁻.

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8
Q

What is the formula for Zinc ion?

A

The formula for Zinc ion is Zn²⁺.

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9
Q

What is Atomic Number?

A

The number of protons in the nucleus of an atom.

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10
Q

What does the Bohr Model describe?

A

An atom as a small dense nucleus with electrons orbiting around the nucleus. This model explains different periodic properties of atoms.

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11
Q

What is an Electron?

A

A negatively charged subatomic particle which orbits the nucleus at various energy levels. The relative mass of an electron is 1/1836.

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12
Q

What is an Ion?

A

A charged atom or molecule.

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13
Q

What are Isotopes?

A

Atoms of the same element with the same number of protons and electrons but different numbers of neutrons. Isotopes of an element have different masses.

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14
Q

What is Mass Number?

A

The total number of protons and neutrons in the nucleus of an atom.

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15
Q

What is Mass Spectrometry?

A

An instrument which gives accurate information about relative isotopic mass and the relative abundance of isotopes.

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16
Q

What is a Neutron?

A

A neutral subatomic particle found in the nucleus of an atom. The relative mass of a neutron is 1.

17
Q

What is a Proton?

A

A positively charged subatomic particle found in the nucleus of an atom. The relative mass of a proton is 1.

18
Q

What is Relative Abundance?

A

The amount of one substance compared with another.

19
Q

What is Relative Atomic Mass?

A

The weighted mean mass of an atom compared with 1/12th mass of an atom of carbon-12.

20
Q

What is Relative Isotopic Mass?

A

The mass of an atom of an isotope compared with 1/12th mass of an atom of carbon-12.

Chemistry (6 decks)

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