3 years ago

How are the isotopes of an element different from one another ?

1 answer:

8 0

They have the same number of protons in the nucleus, giving them the same atomic number, but a different number of neutrons giving each elemental isotope a different atomic weight.

You might be interested in

How many ions are there in 0.187 mol of Na+ ions

kondaur [170]

Best Answer
1 mole of a substance contains 6.022x10^23 "units" of that substance.

So 0.187 mol of Na+ is 1.13x10^23 ions (6.022x10^23 x 0.187).

4 0

3 years ago

Read 2 more answers

(2) 8.1.3 Write down the structural formula of alcohol used in this reaction.

vitfil [10]

Answer:

-OH

Explanation:

Alcohols generally have the structural formula OH

for example, ethanols structural formula is C2H5OH

7 0

2 years ago

For the following pairs of ions, use the concept that a chemical compound must have a net charge of zero to predict the formula

Dafna11 [192]

$\\ \sf\longmapsto FeP$

$\\ \sf\longmapsto Fe_2S_3$

$\\ \sf\longmapsto FeCl_2$

$\\ \sf\longmapsto MgCl_2$

$\\ \sf\longmapsto MgO$

$\\ \sf\longmapsto Mg_3N_2$

$\\ \sf\longmapsto Na_3P$

$\\ \sf\longmapsto Na_2S$

$\\ \sf\longmapsto CoO$

$\\ \sf\longmapsto Co_2S_3$

$\\ \sf\longmapsto AlCl_3$

$\\ \sf\longmapsto CsBr$

$\\ \sf\longmapsto Ti_2O_4$

$\\ \sf\longmapsto Ag_2S$

4 0

2 years ago

How do the resonance structures for ozone, 03, differ?

Anni [7]

Explanation:

Ozone, or 03,has two major resonance structures that contribute equally to the overall hybird structure of the molecule. The two structures are equivalent from the stability standpoint, each having a positive and a negative formal charge placed on two of the oxygen atoms.

3 0

3 years ago

Noble gases will not bond with other atoms because of this reason?

Artyom0805 [142]

The valence electron ring is full. The ring has 8 electrons already.

5 0

3 years ago

Read 2 more answers