Use the Lewis symbols of elements below to answer the questions below a) What type of bond will be formed between X and Y if they combine to form a compound? (1 mark) b) What is the charge on the stable ion of Z? (1 mark) c) What is the charge on the stable ion of W ? ( 1 mark) d) Write the chemical formula of the substance formed between W and Y (1 mark)

What is the atomic number of an atom that has 6 protons

Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn

Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave