Which group is in the leftmost column on the periodic table?

Which equation is a decompostion reaction?

Which of the following equations are balanced? CO + 3H2 - -> CH3OH PCl3 + 2Cl2 - -> PCl5 2KClO3 - -> 2KCl + 3O2 Mg + N2 - -> Mg3N2

Explain why vanadium (radius=134 pm) and copper (radius=128 pm) have nearly identical atomic radii, even though the atomic number of copper is about 25% higher than that of vanadium.

Write a complete, balanced equation for this double displacement reaction. (hint: the solid is a compound of ni 2 ions and hydroxide ions.) write the complete molecular equation rather than the net ionic equation.

Which is an example of a non aqueous solution gasoline fog mayonnaise fruit juice

Why are 3 ammonium groups needed for every 1 nitride ion?

How do you explain the relativity high conductivity of tap water compared to a low or zero conductivity for distilled water

According to Newtons's first law, which characteristic of a moving object would remain constant if there were no other force of acting of it? A. Size B. Mass C. Shape D. Speed

Standard reduction potentials are 1.455 V for the PbO2 (s) / Pb (s) couple, 1.82 V for Co3 (aq) / Co2 (aq), 3.06 V for F2 (g) / HF (aq), 1.07 V for Br2 (l) / Br - (aq), and 1.77 V for H2O2 (aq) / H2O (l).

Which compound is inorganic? a. glucose (c6hl2o6) b. carbon dioxide (co2) c. ethane (c2h6) d. stearic acid (cl8h36o2) ?