Chemistry

Chemistry, 17.07.2019 04:30, PayeA6901

An atom of singly ionized magnesium has 12 protons in its nucleus. how many electrons surround this nucleus?

answer

Answers: 1

Show answers

Similar questions

Предмет

Physics, 01.07.2019 04:30, bankscorneliuso39

(pennfoster plz ) which of the following does not accurately describe the forces that exist with an atom? a. electrons closer to the nucleus and electrons farther from the nucleus repel due to like charges. b. electrons positioned farther away from the nucleus are less attracted to the nucleus than are electrons positioned closer to the nucleus. c. electrons positioned closer to the nucleus have a greater attraction to the protons and are more likely to be discharged from the atom than electrons farther away. d. electrons in an atom are attracted to the protons within the nucleus due to opposite charges.

Answers: 2

Предмет

Biology, 07.07.2019 11:30, heidibode

1)what subatomic particle determines what element the atom is? protons neutrons electrons nucleus 2)rutherford's model of the atom is best described as a) a dense, positively charged nucleus with electrons moving around the nucleus. b)a dense nucleus of electrons with very little empty space. c)a dense, positively charged nucleus with electrons on its surface. d)had a nucleus of electrons, about which positively charged particles would orbit. 3) an atom of oxygen with 8 protons, 8 neutrons, and 8 electrons would have a mass number of a)4 b)16 c)24 4)the current model of the atom suggests that a)an electron cloud surrounds the nucleus. b)a proton cloud surrouds the nucleus. c)electrons travel in a definite path around the nucleus. d)the exact path of a moving electron can be predicted.

Answers: 1

Предмет

Chemistry, 17.07.2019 12:40, Anasiabrown11

Asap i don't understand this : ( which of the following does not accurately describe the forces that exist with an atom? a. electrons closer to the nucleus and electrons farther from the nucleus repel due to like charges. b. electrons positioned farther away from the nucleus are less attracted to the nucleus than are electrons positioned closer to the nucleus. c. electrons in an atom are attracted to the protons within the nucleus due to opposite charges. d. electrons positioned closer to the nucleus have a greater attraction to the protons and are more likely to be discharged from the atom than electrons farther away.

Answers: 2

Предмет

Chemistry, 30.10.2019 20:31, mayahgrimes

which statement accurately describes the atoms of a specific element? a) an indium‚ in‚ atom contains 115 protons inside the nucleus and 49 neutrons outside the nucleus. b) a scandium‚ sc‚ atom contains 45 electrons outside the nucleus and 21 neutrons inside the nucleus. c) an aluminum‚ al‚ atom contains 27 electrons and 27 protons inside the nucleus. d) a zinc‚ zn‚ atom contains 30 protons inside the nucleus and 30 electrons outside the nucleus.

Answers: 3

Do you know the correct answer?

An atom of singly ionized magnesium has 12 protons in its nucleus. how many electrons surround this...

Questions in other subjects:

Konu

Mathematics, 30.10.2020 15:30

Identify which shapes on the graph are congruent to shape l by preforming these sequences of transformations on shape l: ▪︎ A reflection across the y-axis, followed by a 90ﾟcounte...

Konu

Advanced Placement (AP), 30.10.2020 15:30

how often is occasionally requirements for a veterinarian different from requirements for veterinary to technician...

Konu

Mathematics, 30.10.2020 15:30

Goodmorning have a great day:)...

Konu

Mathematics, 30.10.2020 15:30

A recipe requires 540 grams of flour for 5 cupcakes. How much flour do you need for 8 cupcakes?...

Konu

Business, 30.10.2020 15:30

The writing voice or tone of writing may be any of the following: (Select all that apply) A. Grammatically Incorrect B. Professional C. Incomplete D....

Konu

History, 30.10.2020 15:30

Plz help Describe the cultural influences on Caribbean cooking....

Konu

English, 30.10.2020 15:30

Many famous works of fiction have been made into successful films and television series. Making movies from popular books puts pressure on moviemakers to match up to the standards...

Konu

Mathematics, 30.10.2020 15:30

Four minus n (choose ) 3n + 7 4-n 3n - 7 n-4...

Konu

Chemistry, 30.10.2020 15:30

A girl goes to the doctor because she is dealing with a terrible case of acne. The doctor tells her it is due to clogged ducts. Which gland is most likely having a problem? sebace...

Konu

Mathematics, 30.10.2020 15:30

Question 3. The diameter M of a medium coffee CUP at a coffee shop follows the Normal distribution with a mean of 2.96 inches and a standard deviation of 0.02 inches. The diameter...

Other tasks in the category: Chemistry More task