1.
Which of the following orders is correct?

(1) SbH3>NH3>AsH3>PH3SbH_3 > NH_3 > AsH_3 > PH_3 — Boiling Point

(2) NH3>PH3>AsH3>SbH3NH_3 > PH_3 > AsH_3 > SbH_3 — Thermal Stability

(3) NH3>PH3>AsH3>SbH3NH_3 > PH_3 > AsH_3 > SbH_3 — Basic Character

(4) NH3>PH3>AsH3>SbH3NH_3 > PH_3 > AsH_3 > SbH_3 — Bond Angle