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DaniilM [7]
3 years ago
11

PHMWMHWPTYSM(19 points) ok last question tbh I’m a 90 old man jk lolololololololololololol

Chemistry
1 answer:
4vir4ik [10]3 years ago
6 0

Explanation:

the answer is circle 3 hope it helps

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Which element will only gain one electron during a chemical reaction?
Gelneren [198K]

Halogens

Explanation:

Halogens are a group of non-metals located in the seventh group on the periodic table. The will only gain one electron during a chemical reaction.

  • Halogens have a seven electrons in their outermost shell.
  • To complete the number of electrons in this shell, they need to gain an additional electron.
  • One more electron makes the halogen similar to the corresponding noble gas which is very stable.
  • Halogens are very reactive groups of elements and are highly electronegative.
  • They have a high affinity for electrons.
  • These elements are fluorine, chlorine, bromine, iodine and Astatine.

learn more:

Halogens brainly.com/question/6324347

#learnwithBrainly

7 0
3 years ago
The bonds in the compound MgSO4 can be described asA. ionic, onlyB. covalent, onlyC. both ionic and covalentD. neither ionic nor
Galina-37 [17]
I believe the answer is C. The bonds in the compound magnesium sulfate is ionic and covalent. Magnesium sulfate is soluble in water. When the said compound is dissolved in water, it dissociates into magnesium ions and sulfate ions. However, the bonds that held together the sulfate ions is covalent.
6 0
3 years ago
SE LES DARA EL NUMERO ATOMICO DEBERAN REALIZAR LA CONFIGURACION ELECTRONICA ESCRIBE SU NOMBRE SIMBOLO Y UBICACION EN LA TABLA PE
IrinaK [193]

Answer:

Zinc, Cerio, Talio, Cloro y Criptón.

Explicación:

El zinc es el elemento que tiene el número atómico 30 y su símbolo es Zn. Se encuentra en el grupo 2B de la tabla periódica. El cerio es el elemento que tiene el número atómico 58 y su símbolo es Ce. Se encuentra en el grupo de lantánidos de la tabla periódica. El talio es el elemento que tiene el número atómico 81 y su símbolo es Tl. Se encuentra en el tercer grupo de la tabla periódica. El cloro es el elemento que tiene el número atómico 17 y su símbolo es Cl. Se encuentra en el séptimo grupo de la tabla periódica. El criptón es el elemento que tiene el número atómico 36 y su símbolo es Kr. Se encuentra en el grupo de gases nobles, es decir, en la tabla periódica del octavo grupo.

4 0
3 years ago
What is the place of metalloids in the periodic table?
sleet_krkn [62]
B,Si,Ge,As,Sb,Te, and At are all the metalloids on the periodic table of elements.

3 0
3 years ago
3.79 x 10^8<br> =<br> .mol<br> 2<br> 2<br> kg.m<br> g.cm
yuradex [85]

Answer:

sorry I have no idea what the answer is

3 0
3 years ago
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