ximiya_sor-7_7-klass var 1

[image: ] zadaniya dlya opredeleniya urovnya usvoeniya ximii v obsheobrazovatelnoy shkole na 2024-2025 uchebniy god uchenik 7-___klassa ________________________________________________ f.i.o. obshiy ball:_____ (maksimalniy ball: 30) iv chetvert sor-7 [bookmark: _hlk159170000] 1.s kakimi metallami voda vstupaet v reaktsiyu, vitesnyaya vodorod? 1) hg; 2) na; 3) mg; 4)li; 5) cu; 6) al [bookmark: _hlk139568419]2.napishite, v kakie tsveta okrashivaet danniy indikator vodniy rastvor oksidov. vodniy rastvor oksidov indikator lakmus metiloranj fenolftalein p2o5 (obrazuet kislotniy rastvor) cao (obrazuet shelochnoy rastvor) [bookmark: _hlk159179134] 3.napishite rastvoriteli i rastvorimie veshestva dlya sleduyushix rastvorov. rastvoritel rastvorimiy rastvor rastvor povarennoy soli uksusniy rastvor r...

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