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Chemistry

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Ophelia West

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Cards in this guide (9)
Where does the mole ratio between two chemicals come from

they come from the balanced equations

What contribution did Niels Bohr make to atomic theory

He made a model of the atom, with electrons circling the nucleus.

What trend does the first ionization energy follow in the periodic table

It decreases when going down a group.

What conditions will cause a redox reaction to be nonspontaneous

The sum of the voltages of the oxidatiin and reduction half-reactions is negative.

What happens to the anode in an electrochemical cell

it loses mass

Which element has the same number of valence electrons as As (arsenic)

Sb (antimony)

A steam engine depends on what kind of energy conversion

Heat energy to kinetic energy

What information about an element is typically on the periodic table

The number of protons an element has

Which of the following is a noble gas

Argon (Ar) is one of them

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