The table shows the total number of electrons in Atom A and Atom B. Atom Number of Electrons
A 10
B 18

Which statement is correct? (4 points)
A will give up electrons to form bonds.
B will give up electrons to form bonds.
Both A and B will be chemically unreactive.
Both A and B will gain electrons to become stable.

Which answer lists the fundamental forces in order from strongest to weakest

Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand