更多univalent例句

1. Univalent hydrogen and divalent oxygen will then have the symbols H- and -O-.
2. A divalent element, on the other hand, will combine with two atoms of a univalent element.
3. Silver acts as a univalent element and calcium as a divalent element in the formation of their respective nitrates and chlorides.
4. As will be shown later in the chapter, the group NH4 in this compound acts as a univalent radical and is known as ammonium.
5. These compounds, when dissolved in water, dissociate in such a way as to form simple, univalent metallic ions which are colorless.