A.H₂O₂+2KMnO₄+3H₂SO₄====2MnSO₄+3O₂↑+K₂SO₄+4H₂O

B.5H₂O₂+2KMnO₄+3H₂SO₄====2MnSO₄+5O₂↑+K₂SO₄+8H₂O

C.8H₂O₂+4KMnO₄+2H₂SO₄====4MnO₂+7O₂↑+2K₂SO₄+10H₂O

D.3H₂O₂+2KMnO₄+3H₂SO₄====4O₂↑+K₂SO₄+2MnSO₄+6H₂O

下列化學(xué)方程式中配平正確的是（    ）

A.H₂O₂+2KMnO₄+3H₂SO₄====2MnSO₄+3O₂↑+K₂SO₄+4H₂O

B.5H₂O₂+2KMnO₄+3H₂SO₄====2MnSO₄+5O₂↑+K₂SO₄+8H₂O

C.8H₂O₂+4KMnO₄+2H₂SO₄====4MnO₂+7O₂↑+2K₂SO₄+10H₂O

D.3H₂O₂+2KMnO₄+3H₂SO₄====4O₂↑+K₂SO₄+2MnSO₄+6H₂O

A.H₂O₂＋2KMnO₄＋3H₂SO₄====2MnSO₄＋3O₂↑＋K₂SO₄＋4H₂O

B.5H₂O₂＋2KMnO₄＋3H₂SO₄====2MnSO₄＋5O₂↑＋K₂SO₄＋8H₂O

C.8H₂O₂＋4KMnO₄＋2H₂SO₄====4MnO₂↓＋7O₂↑＋2K₂SO₄＋10H₂O

D.3H₂O₂＋2KMnO₄＋3H₂SO₄====4O₂↑＋K₂SO₄＋2MnSO₄＋6H₂O

下列化學(xué)方程式中配平正確的是(    )

A.H₂O₂＋2KMnO₄＋3H₂SO₄====2MnSO₄＋3O₂↑＋K₂SO₄＋4H₂O

B.5H₂O₂＋2KMnO₄＋3H₂SO₄====2MnSO₄＋5O₂↑＋K₂SO₄＋8H₂O

C.8H₂O₂＋4KMnO₄＋2H₂SO₄====4MnO₂↓＋7O₂↑＋2K₂SO₄＋10H₂O

D.3H₂O₂＋2KMnO₄＋3H₂SO₄====4O₂↑＋K₂SO₄＋2MnSO₄＋6H₂O

（4分）（1）工業(yè)上Al₂Te₃可用來(lái)制備H₂Te，完成下列化學(xué)方程式并配平：
（   ）Al₂Te₃+（   ）             （   ）Al(OH)₃↓+（   ）H₂Te↑
（2）在101kPa時(shí)，4.0g硫粉在氧氣中完全燃燒生成SO₂，放出37kJ的熱量，則硫燃燒的熱化學(xué)方程式為                                                 。