Thaum cov tshuaj tiv thaiv ntawm qee cov hlau nrog dilute hydrochloric acid, ua raws li kev soj ntsuam. … (b) Cov tshuaj tiv thaiv ntawm Al nrog dilute HCl yog exothermic piv txwv li, tshav kub yog tsim nyob rau hauv cov tshuaj tiv thaiv, li no qhov kub ntawm cov tshuaj tiv thaiv sib tov nce. 2Al + 6HCl → 2AlCl3 + 3H2 + Kub. (c) Sodium yog cov hlau reactive heev.
Yuav ua li cas thaum hlau teb nrog dilute HCl?
Thaum ib lub hlau reacts nrog dilute hydrochloric acid, nws tsim cov hlau chloride ntsev thiab hydrogen gas. Piv txwv li, sodium reacts nrog dilute hydrochloric acid los tsim sodium chloride ntsev thiab hydrogen gas.
Yuav ua li cas hlau reacts explosively nrog dilute hydrochloric acid?
Zinc hlau reacts nrog aqueous hydrochloric acid los tsim cov tshuaj zinc chloride thiab hydrogen gas.
Vim li cas cov hlau tsis pom kev hloov pauv ntawm cov tshuaj tiv thaiv nrog HCl dilute?
i) Cov hlau tsis hnov mob nrog dilute HCI vim nws nyob hauv qab hydrogen tsis tuaj yeem hloov hydrogen los ntawm acid. (ii) Qhov kub ntawm cov tshuaj tiv thaiv sib tov nce thaum aluminium ntxiv vim nws yog cov tshuaj tiv thaiv exothermic.
Puas nyiaj ua haujlwm nrog HCl?
Silver, piv txwv li, yuav yaj hauv hydrochloric acid, los yog HCl, tsim cov nyiaj chloride, los yog AgCl. Silver chloride, txawm li cas los xij, yog insoluble hauv dej, uas txhais tau hais tias cov khoom dawb ntawm AgCl crystals yuav tsim nyob rau hauv cov dej.qhov kev daws teeb meem. … Cov tshuaj tiv thaiv ntawm nitric acid thiab nyiaj ua rau choking txiv kab ntxwv nitric oxide pa.
