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2 years ago

Which atom has the lowest(smallest) ionization energy? A. Na B.K C. Me D. Ca

Chemistry

1 answer:

serious [3.7K]2 years ago

7 0

K. Ionization energy increases as you go up and to the right, and k is the furthest left and furthest down

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Who first arranged the elements according to nuclear charge?

vazorg [7]

Dmitri Mendeleev
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3 years ago

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compared to maximum number of electrons that can occupy the d sublevel the max number of electrons that can occupy s sublevel

morpeh [17]

D-sublevel can occupy 10 electrons whereas s-sublevel can occupy 2 electrons...

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3 years ago

In an experiment, students were given an unknown mineral. The unknown mineral was placed in 150 ml of water. Once in the water,

Dahasolnce [82]

Answer:

Explanation:

The density of a substance can be found by using the formula

$density = \frac{mass}{volume} \\$

But from the question

volume = final volume of water - initial volume of water

volume = 165 - 150 = 15 mL

We have

$density = \frac{225}{15} = 15 \\$

We have the final answer as

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2 years ago

Aspirin that has been stored for a long time may give a vinegar like odour and give a purple colour with FeCl3. What reaction wo

iVinArrow [24]

Answer:

See explanation

Explanation:

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3 years ago

How to work out the rate of reaction in Chemistry

Arlecino [84]

One way you can work out the rate of reaction is by the amount of product that is produced to time. This can also be done with heat and time.

Hope this helps! :)

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