An electron can be added to a halogen atom to form a hali...
An electron can be added to a halogen atom to form a halide ion with?
8 valence electrons
7 valence electrons
2 valence electrons
3 valence electrons
Correct answer is A
A halide ion is a halogen atom bearing a negative charge (which is an anion with a charge of -1). The halide anions are fluoride (F−), chloride (Cl−), bromide (Br−), iodide (I−) and astatide (At−).
A particle that contains 11 protons, 12 neutrons and 10 electrons is probably a ...
Commercial bleaching can be carried out using ...
Which of the following equilibria is unaffected by a pressure change? ...
2SO2(g) + O2(g) ⟺2SO3(g) △H=−395.7kJmol−1 In the reaction ab...
What is the atomic number of Cesium? ...
How much of magnesium is required to react with 260cm3 of 0.5 M HCl? [Mg = 24]...
Which of the following occurs when a solution of CuSO4 is electrolysed using copper electrodes?...