Select the statements that are true about electronegativity between elements, and their type of bond.

A. If the difference in electronegativity is from 0.6 to 1.7, the bond
will be polar and covalent.

B. If the difference is over 1.0, an ionic bond will form.

C. If the difference in electronegativity is 0 to 0.5, the bond will be
polar covalent

Aparticle with mass 1.81×10−3 kg and a charge of 1.22×10−8 c has, at a given instant, a velocity v⃗ =(3.00×104m/s)j^. what are the magnitude and direction of the particle’s acceleration produced by a uniform magnetic field b⃗ =(1.63t)i^+(0.980t)j^?

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest