Home / Aptitude Tests / Chemistry / An element, E, has t...
An element, E, has the electronic configuration 1s2

An element, E, has the electronic configuration 1s22s22p63s2p3. The reaction of E with a halogen X can give?

A.

EX3 and EX5

B.

EX3 only

C.

EX5 only

D.

EX2 and EX3

View answer & explanation

Correct answer is A

No explanation has been provided for this answer.

See all Chemistry questions & answers
See more JAMB questions & answers
Similar Questions

The nucleus of an atom consists of? ...

Consider the reaction represented by the equation. 2NaHCO3(s) \(\rightarrow\) 2Na2CO 3(S) + CO 2(g) ...

Tetraoxosulphate (VI) acid burns the skin by ...

A solution is prepared by dissolving I .96g of H2SO4 in 250 cm3 of its solution. What is the concent...

Which of the following pairs illustrates isotopy? ...

50 cm\(_3\) of gas was collected over water at 10ºC and 765 mm Hg. Calculate the volume of the ...

Which of the following conduct electricity? ...

A metal M forms two types of chlorine, MCl\(_2\) and MCl\(_3\) which of the following laws best expl...

Consider the following reaction equation C2H4(g) + 3O2(g) \(\to\) 2CO2(g) + 2H2O(l). The volume ...

What is the atomic number of Lanthanum? ...

Aptitude Tests

Verbal Reasoning Questions and Answers

Numerical Reasoning Questions and Answers

Spatial Reasoning Questions and Answers

Microsoft Office Questions and Answers

Quantitative Reasoning Questions and Answers

Typing Speed and Accuracy Test

Data Interpretation Questions and Answers

Nigeria General Knowledge Questions and Answers

Logical Reasoning Questions and Answers

Puzzles Questions and Answers

Personality Test

Abstract Reasoning Questions and Answers

Situational Judgement Questions and Answers

See all →