有下列几组物质:
\(\rm{①CH_{3}CH_{2}OH}\)和\(\rm{CH_{3}OCH_{3}}\) \(\rm{②D}\)和\(\rm{T}\) \(\rm{③^{16}O_{2}}\)和\(\rm{{\,\!}^{18}O_{2}}\)
\(\rm{④}\)甲烷\(\rm{(CH_{4})}\)与丙烷\(\rm{(C_{3}H_{8})}\) \(\rm{⑤O_{2}}\)与\(\rm{O_{3}}\) \(\rm{⑥H_{2}O}\)和\(\rm{H_{2}O_{2}}\)
\(\rm{⑦CH_{3}-CH_{2}-CH_{2}-CH_{3}}\)和
\(\rm{(1)}\)互为同位素的是 ______ \(\rm{(}\)填序号,下同\(\rm{)}\).
\(\rm{(2)}\)互为同素异形体的是 ______ .
\(\rm{(3)}\)互为同分异构体的是 ______ .
\(\rm{(4)}\)属于同一种物质的是 ______ .