Top answers

Chemistry
GCSE

Complete and balance the equation: Mg(OH)2 + HCl -> ??

This relies on the knowledge that an acid + base --> salt + water.Once you have realised this - pick out the acid and the base (remember acids have H+ and bases OH-)Now, you know that water will be mad...

Answered by Sophie A. Chemistry tutor
2596 Views

Describe the difference between ionic, covalent, and metallic bonding.

Ionic bonding describes the electrostatic forces of attraction between a metal and a non-metal ion, which are oppositely charged. For example, with NaCl, Na loses an electron to become Na+ and ...

Answered by James D. Chemistry tutor
4152 Views

What are the products of the reaction of zinc with hydrochloric acid?

Zinc chloride and hydrogen

Answered by Isobel M. Chemistry tutor
1494 Views

What is a catalyst?

A substance that provides a convenient pathway for a reaction to occur requiring less energy than the activation energy of the reaction.

Answered by Tutor598438 D. Chemistry tutor
1168 Views

Describe why NaCl has a high melting point

NaCl is an ionically bonded substance, with a giant ionic lattice structureThe Na+ and Cl- ions are bonded by strong ionic bonds within the lattice, and due to the high strength of these bonds, lots of en...

Answered by Krishan B. Chemistry tutor
1151 Views

We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences